{"title":"All Peptides","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWhen it comes to sourcing peptides in Canada, quality, purity, and transparency are non-negotiable. \u003cstrong\u003eReta Labs\u003c\/strong\u003e is Canada's premier destination for pharmaceutical-grade research compounds, proudly serving researchers and scientists from coast to coast. Every product in our catalog is third-party tested and backed by a Certificate of Analysis (COA), so you always know exactly what you're getting. Whether you're just starting your research journey or are a seasoned professional, \u003cstrong\u003ewe are the Canadian peptides supplier you can trust for consistent, high-purity compounds — every single time.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eResearch Peptides Built for Serious Science\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eOur catalog of research peptides is curated specifically for investigational and laboratory use, synthesized to the highest available purity thresholds, tested for accurate concentration, and stored under optimal conditions prior to shipping. We understand that the integrity of your research depends entirely on the integrity of your compounds — which is why we never cut corners, and we never cut our peptides.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eBPC-157\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eBPC-157 \u003c\/strong\u003e(Body Protective Compound-157) is one of the most widely studied peptides in the research community, with a growing body of literature exploring its role in tissue repair, gut health pathways, and musculoskeletal function at the molecular level. Each batch of our \u003cstrong\u003eBPC-157\u003c\/strong\u003e is independently verified for purity and potency, giving Canadian researchers a reliable compound they can build their work around.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eRetatrutide (GLP-3)\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor those working at the cutting edge of metabolic research, \u003cstrong\u003eRetatrutide\u003c\/strong\u003e is one of the most exciting next-generation peptides currently under investigation. As a triple-receptor agonist targeting GIP, GLP-1, and glucagon receptors simultaneously, it represents a true frontier in peptide science. \u003cstrong\u003eReta Labs\u003c\/strong\u003e makes it accessible to Canadian researchers with full third-party verification on every batch.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eWhy Choose Reta Labs?\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAt \u003cstrong\u003eReta Labs\u003c\/strong\u003e, we hold every compound in our catalog to the same uncompromising standard — rigorous purity testing, transparent COAs, and fast domestic shipping with no cross-border delays. When your research demands the best, we deliver.\u003c\/p\u003e","products":[{"product_id":"buy-retatrutide-canada","title":"Retatrutide","description":"\u003ch2\u003eBuy Retatrutide in Canada — Triple-Agonist Research Peptide\u003c\/h2\u003e\n\u003cp\u003eRetatrutide (development code LY3437943) is a synthetic single-molecule peptide engineered to act simultaneously at three incretin and metabolic receptors. Research groups looking to buy retatrutide in Canada are generally studying this unusual three-receptor profile within metabolic, glycemic, and energy-balance investigations.\u003c\/p\u003e\n\u003cp\u003eMechanistically, retatrutide functions as a balanced agonist at the GLP-1, GIP, and glucagon receptors. This combination is of interest to researchers because the three pathways influence insulin secretion, energy expenditure, and hepatic lipid handling through partly distinct routes, making the compound a useful tool for dissecting how multi-receptor signalling differs from single- or dual-pathway models studied to date.\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C221H342N46O68 \/ 4728.8 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 2381089-83-2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes Retatrutide a Unique Compound\u003c\/h2\u003e\n\u003cp\u003eRetatrutide stands apart from most peptides in its class because it engages three receptors at once rather than one or two. Earlier-generation incretin research tools acted on the GLP-1 receptor alone, and later work introduced dual GLP-1\/GIP agonism; retatrutide adds glucagon-receptor activity to that pairing, giving researchers a single molecule with which to study the combined and competing contributions of all three pathways.\u003c\/p\u003e\n\u003cp\u003eThe compound originated in the laboratories of Eli Lilly and entered clinical investigation under the identifier LY3437943, with early-phase trial findings reported in the peer-reviewed metabolic literature. It remains an investigational compound rather than an approved product, which is part of why it is handled strictly as a research material. In plain terms, its engineered backbone allows it to bind and activate the GLP-1, GIP, and glucagon receptors with a tuned balance of potency, and substituted residues extend its stability relative to the native hormones it is modelled on.\u003c\/p\u003e\n\u003cp\u003eFor investigators, the interest lies in comparison. Set against adjacent compounds — single-agonist and dual-agonist analogues — retatrutide offers a way to ask what the glucagon arm specifically adds to an incretin background. As Reta Labs' manufactured flagship, it is a frequently requested reference material for Canadian groups characterising multi-receptor metabolic signalling.\u003c\/p\u003e\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGlycemic \u0026amp; Insulin Regulation —\u003c\/b\u003e In published metabolic studies, retatrutide has been examined for its influence on insulin secretion and glucose handling, with researchers attributing observed effects partly to combined GLP-1 and GIP receptor engagement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnergy Balance \u0026amp; Metabolic Rate —\u003c\/b\u003e Preclinical and clinical study cohorts have been used to investigate changes in energy expenditure and body weight associated with the compound, with the glucagon-receptor component frequently cited as a variable of interest.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHepatic Lipid Metabolism —\u003c\/b\u003e The literature has explored retatrutide in the context of hepatic fat content, a domain where glucagon-receptor activity is a long-standing subject of metabolic study.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReceptor Pharmacology —\u003c\/b\u003e As a balanced tri-agonist, retatrutide is used as a tool compound to characterise relative receptor potency and downstream signalling compared with single- and dual-agonist references.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparative Incretin Research —\u003c\/strong\u003e It provides a reference point against semaglutide- and tirzepatide-type analogues for studies isolating the contribution of each receptor arm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStructure–Stability Studies –\u003c\/strong\u003e Its engineered backbone is examined in research on how sequence modifications affect peptide stability and receptor balance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cp\u003eResearchers working with retatrutide often investigate it alongside:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/emeraldpeptides.ca\/products\/buy-tesamorelin-canada\" title=\"View Tesamorelin Product Page\"\u003e\u003c\/a\u003e\u003c\/b\u003eTesamorelin — A growth-hormone-releasing analogue studied within overlapping metabolic and hepatic-lipid research contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003c\/b\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/mots-c-research-peptide-canada\" title=\"View MOTS-c Product Page\"\u003e\u003cstrong\u003eMOTS-c\u003c\/strong\u003e\u003c\/a\u003e — A mitochondrial-derived peptide investigated for metabolic and energy-regulation questions that complement tri-agonist work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/emeraldpeptides.ca\/products\/nad-plus\" title=\"View NAD+ Product Page\"\u003e\u003c\/a\u003e\u003c\/b\u003eHGH Fragment 176-191 — A growth-hormone fragment examined in lipid-metabolism research, often grouped with metabolic study panels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhere can I buy retatrutide in Canada for laboratory research?\u003c\/h3\u003e\n\u003cp\u003eRetatrutide is available to Canadian research buyers as a lyophilized, research-grade peptide supplied with batch-specific documentation. Each lot is HPLC-verified for purity and MS-confirmed for identity, with a COA available for the specific batch shipped.\u003c\/p\u003e\n\u003ch3\u003eHow is retatrutide different from tirzepatide or semaglutide?\u003c\/h3\u003e\n\u003cp\u003eThe distinction is the number of receptors engaged. Semaglutide-type analogues are studied as single GLP-1 receptor agonists and tirzepatide-type analogues as dual GLP-1\/GIP agonists, whereas retatrutide adds glucagon-receptor activity, giving researchers a tri-agonist reference rather than a single- or dual-pathway one.\u003c\/p\u003e\n\u003ch3\u003eIs retatrutide a naturally occurring peptide?\u003c\/h3\u003e\n\u003cp\u003eNo. It is a synthetic, engineered molecule modelled on native incretin and glucagon hormones, with sequence modifications intended to balance activity across three receptors and improve stability for study. It does not occur in nature in this form.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow should retatrutide be stored for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eLyophilized retatrutide is kept at 2–8 °C and protected from light to preserve integrity. Handling and storage details should follow each research group's own laboratory protocols.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e⚠️ \u003ci\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/i\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":54481077109028,"sku":null,"price":89.99,"currency_code":"CAD","in_stock":true},{"title":"6 x 10mg","offer_id":54481077141796,"sku":null,"price":489.99,"currency_code":"CAD","in_stock":true},{"title":"10 x 10mg (one box)","offer_id":54481077174564,"sku":null,"price":739.99,"currency_code":"CAD","in_stock":true},{"title":"2 x 20 (two boxes)","offer_id":55144940503332,"sku":null,"price":1419.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/retatrutide_retalabs.png?v=1782091527"},{"product_id":"buy-bpc-157","title":"BPC-157","description":"\u003ch2\u003e\u003cb\u003eBuy BPC-157 — Gastric-Derived Pentadecapeptide\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eBPC-157 is a synthetic pentadecapeptide — a 15-amino-acid sequence derived from a protective protein identified in gastric juice. Research groups who buy BPC-157 are generally studying its activity in tissue-repair, angiogenesis, and gastrointestinal models.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eMechanistically, BPC-157 is investigated for its influence on the formation of new blood vessels and on growth-factor and nitric-oxide signalling pathways. These routes make it a frequently used tool compound in connective-tissue and gut-integrity research.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e [CONFIRM — common SKU sizes: 5 mg \/ 10 mg]\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₆₂H₉₈N₁₆O₂₂ \/ 1419.55 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 137525-51-0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eWhat Makes BPC-157 a Unique Compound\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eBPC-157 — the \"body protection compound\" — stands out among repair-focused peptides for its reported stability and the breadth of tissue systems in which it has been studied. The sequence was characterised by Sikirić and colleagues at the University of Zagreb beginning in the 1990s, drawn from a larger protein present in gastric fluid.\u003c\/p\u003e\n\u003cp\u003eIn plain terms, research attributes its activity to the promotion of angiogenesis and the modulation of growth-factor pathways involved in healing, alongside effects on nitric-oxide systems. Compared with adjacent repair peptides, BPC-157 is often selected because it has been examined across an unusually wide set of tissue models — vascular, connective, and gastrointestinal — within the published literature.\u003c\/p\u003e\n\u003cp\u003eFor Canadian research groups, that versatility is the draw: a single, well-characterised reference material that recurs across tissue-repair study designs.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTissue Repair\u003c\/strong\u003e — In study models, BPC-157 has been examined for its association with accelerated repair processes in connective and soft tissue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngiogenesis\u003c\/strong\u003e — Research has investigated the peptide's relationship to the formation of new blood vessels as a contributor to repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGastrointestinal Research\u003c\/strong\u003e — Much of the foundational literature studied BPC-157 in models of gastrointestinal mucosal integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTendon \u0026amp; Ligament Models \u003c\/strong\u003e— The compound is frequently used as a tool in research examining tendon and ligament cell behaviour.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eRelated Peptides\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eResearchers working with BPC-157 often investigate it alongside:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/tb500-peptides\" title=\"View TB-500 Product Page\"\u003eTB-500\u003c\/a\u003e\u003c\/b\u003e — A thymosin-derived peptide studied in overlapping cell-migration and repair contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGHK-Cu\u003c\/b\u003e — A copper-binding tripeptide examined in remodeling and wound-healing research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWolverine Stack\u003c\/b\u003e — A proprietary research blend grouped with tissue-repair study panels.\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-retatrutide-canada\" title=\"View Retatrutide Product Page\"\u003eRetatrutide (GLP-3)\u003c\/a\u003e \u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e — BPC-157's activity in NAFLD and MASH models pairs with hepatic-lipid research using Retatrutide.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy BPC-157 for laboratory research in Canada?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBPC-157 is supplied to Canadian research buyers as a lyophilized, research-grade peptide with batch-specific documentation. Each lot is HPLC-verified for purity and MS-confirmed for identity, with a COA matched to the batch shipped.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is BPC-157 different from TB-500?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBoth are studied in tissue-repair contexts, but they derive from different parent proteins and are investigated through different mechanisms — BPC-157 from a gastric protective protein with an angiogenesis emphasis, TB-500 from thymosin beta-4 with a cell-migration emphasis.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs BPC-157 naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe synthetic peptide is based on a sequence found within a larger protein in gastric juice, but BPC-157 itself as supplied is a synthesised research material rather than an isolated natural product.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eEach batch is analysed by HPLC (≥99%) and confirmed by mass spectrometry, with a batch-specific COA. Vials are lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e⚠️ \u003cem\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55144794161444,"sku":null,"price":82.99,"currency_code":"CAD","in_stock":true},{"title":"6 x 10mg","offer_id":55144794194212,"sku":null,"price":82.99,"currency_code":"CAD","in_stock":true},{"title":"10 x 10mg (one box)","offer_id":55144794226980,"sku":null,"price":82.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/bpc-157-retalabs.png?v=1781995771"},{"product_id":"mots-c-research-peptide-canada","title":"MOTS-c","description":"\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003eMOTS-c Research Peptide Canada: Mitochondrial-Derived Peptide\u003c\/h2\u003e\n\u003cp\u003eMOTS-c is a mitochondrial-derived peptide — a short, 16-amino-acid sequence encoded within mitochondrial DNA. Groups sourcing the MOTS-c research peptide in Canada are typically investigating mitochondrial signalling and metabolic regulation.\u003c\/p\u003e\n\u003cp\u003eMechanistically, MOTS-c is studied for its association with the AMPK pathway and with cellular responses to metabolic stress, making it a tool of interest in mitochondrial and metabolic research.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₁₀₁H₁₅₂N₂₈O₂₂S₂ \/ 2174.64 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 1627580-64-6\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes MOTS-c a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003eMOTS-c belongs to a small, distinctive class: peptides encoded not in the nuclear genome but within the mitochondrial 12S rRNA region. It was identified around 2015 by Lee, Cohen, and colleagues, and its discovery helped establish the idea that mitochondria themselves can produce signalling peptides.\u003c\/p\u003e\n\u003cp\u003eIn research terms, MOTS-c is examined for its influence on metabolic homeostasis, with the AMPK pathway frequently central to the proposed mechanism. Investigators are drawn to it because it links mitochondrial state to whole-cell metabolic signalling — a connection few other tool compounds capture as directly.\u003c\/p\u003e\n\u003cp\u003eAgainst adjacent metabolic peptides, MOTS-c is unusual in originating from the mitochondrial genome, which is why it recurs in Canadian research on mitochondrial regulation and metabolic stress responses.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetabolic Regulation —\u003c\/strong\u003e MOTS-c is studied for its association with glucose and energy metabolism via AMPK signalling in cellular models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMitochondrial Research —\u003c\/strong\u003e As a mitochondrial-derived peptide, it is a tool for probing mitochondria-to-cell communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetabolic Stress Response —\u003c\/strong\u003e Research examines its role in how cells respond to metabolic and oxidative stress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAging \u0026amp; Longevity Research —\u003c\/strong\u003e It appears in study panels investigating metabolic contributors to cellular aging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSS-31\u003c\/strong\u003e — A mitochondria-targeting peptide studied in overlapping research areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNAD+\u003c\/strong\u003e — A coenzyme examined in cellular-metabolism and longevity research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMito Stack\u003c\/strong\u003e — A proprietary blend within the mitochondrial research domain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs the MOTS-c research peptide available in Canada?\u003c\/strong\u003e Yes. MOTS-c is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is MOTS-c different from SS-31?\u003c\/strong\u003e Both relate to mitochondrial research, but MOTS-c is a mitochondrial-derived signalling peptide studied via AMPK and metabolic pathways, whereas SS-31 is a synthetic peptide studied for targeting and stabilising the inner mitochondrial membrane.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs MOTS-c naturally occurring?\u003c\/strong\u003e The sequence is encoded within mitochondrial DNA, so it has a natural counterpart; the supplied material is a synthesised research-grade version.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e Each batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ \u003c\/strong\u003e\u003cem\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55144805007652,"sku":null,"price":59.99,"currency_code":"CAD","in_stock":true},{"title":"6 x 10mg","offer_id":55144805040420,"sku":null,"price":319.99,"currency_code":"CAD","in_stock":true},{"title":"10 x 10mg (one box)","offer_id":55144805073188,"sku":null,"price":499.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/Mots-c-retalabs.png?v=1781996155"},{"product_id":"tb500-peptides","title":"TB-500","description":"\u003ch2\u003e\u003cb\u003eBuy TB500 Peptides — Synthetic Thymosin β-4\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eTB-500 peptides are a synthetic version of an active fragment of thymosin beta-4, a naturally occurring actin-binding protein. Researchers sourcing tb500 peptides are usually studying cell migration, repair, and angiogenesis in laboratory models.\u003c\/p\u003e\n\u003cp\u003eMechanistically, TB-500 is investigated for its interaction with actin — a key cytoskeletal protein — and the downstream effects on cell motility and tissue remodelling. This makes it a common tool in regenerative and wound-healing research.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₂₁₂H₃₅₀N₅₆O₇₈S \/ 4963.44 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 77591-33-4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eWhat Makes TB-500 a Unique Compound\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eTB-500 corresponds to a short, active region of thymosin beta-4, the protein responsible for much of the cell's regulation of actin. Where many repair peptides act on growth-factor signalling, TB-500's research interest centres on the cytoskeleton itself — the machinery cells use to move, divide, and reorganise during repair.\u003c\/p\u003e\n\u003cp\u003eThe parent protein, thymosin beta-4, has been studied across regenerative biology for decades; TB-500 gives researchers a synthetic handle on its actin-binding activity in a defined, reproducible form. In published work, that activity is linked to cell migration and to the formation of new vasculature.\u003c\/p\u003e\n\u003cp\u003eSet against adjacent repair compounds, TB-500 is frequently chosen when a study's focus is cell motility and remodelling rather than vascular signalling alone — which is why it so often appears alongside, and is compared with, BPC-157 in Canadian repair research.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCellular Migration —\u003c\/b\u003e TB-500 is studied for its role in promoting the movement of cells during tissue remodelling, attributed to its actin-binding activity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTissue Repair —\u003c\/b\u003e Research has examined the fragment within models of soft-tissue and muscle repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAngiogenesis —\u003c\/b\u003e The literature investigates its association with new blood-vessel formation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCytoskeletal Research —\u003c\/b\u003e s a thymosin-derived tool, it is used to probe actin dynamics specifically.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAnti-Inflammatory Modulation —\u003c\/b\u003e Cell-based and animal studies have measured reductions in inflammatory cytokine expression and modulation of NF-κB signaling, framing TB-500 as a candidate for investigation into inflammation-coupled tissue repair.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eRelated Peptides\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eResearchers working with TB-500 often investigate it alongside:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-bpc-157\" title=\"View BPC-157 Product Page\"\u003eBPC-157\u003c\/a\u003e\u003c\/b\u003e —  repair-focused peptide frequently studied alongside TB-500 for comparison.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGHK-Cu\u003c\/b\u003e — A copper tripeptide examined in remodeling research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWolverine Stack\u003c\/b\u003e — A proprietary research blend within the tissue-repair domain.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-retatrutide-canada\" title=\"View Retatrutide Product Page\"\u003e\u003cstrong\u003eRetatrutide (GLP-3)\u003c\/strong\u003e\u003c\/a\u003e \u003cmeta charset=\"utf-8\"\u003e — TB-500's cardiac-research literature complements cardiometabolic designs incorporating Retatrutide.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h2\u003e\n\u003ch3\u003eAre TB-500 peptides available for research in Canada?\u003c\/h3\u003e\n\u003cp\u003eYes. TB-500 peptides are supplied to Canadian research buyers as lyophilized, research-grade material, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHow is TB-500 different from BPC-157?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eTB-500 derives from thymosin beta-4 and is studied mainly through actin-binding and cell-migration mechanisms, whereas BPC-157 derives from a gastric protective protein and is studied with more emphasis on angiogenesis and growth-factor pathways.\u003c\/p\u003e\n\u003ch3\u003eIs TB-500 naturally occurring?\u003c\/h3\u003e\n\u003cp\u003eIt is a synthetic fragment modelled on a region of the natural protein thymosin beta-4; the supplied peptide is manufactured rather than extracted.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e⚠️ \u003cem\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55228766748964,"sku":null,"price":89.99,"currency_code":"CAD","in_stock":true},{"title":"6 x 10mg","offer_id":55228766781732,"sku":null,"price":479.99,"currency_code":"CAD","in_stock":true},{"title":"10 x 10mg (one box)","offer_id":55228766814500,"sku":null,"price":649.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/retalabs_tb500.png?v=1782091325"},{"product_id":"tissue-repair-peptide-stack-canada","title":"Wolverine Stack","description":"\u003ch2\u003e\u003cb\u003eBPC-157 + TB-500 Stack — The Wolverine Stack Blend for Tissue Repair\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Wolverine Stack is a proprietary research blend formulated around the tissue-repair domain. Groups sourcing a tissue repair peptide stack in Canada use it to study repair-related peptide activity within a single combined reference material.\u003c\/p\u003e\n\u003cp\u003eMechanistically, the blend draws on peptides associated with angiogenesis and cell-migration pathways — the two routes most studied in tissue-repair research — allowing combined-pathway investigation in one material.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Two lyophilized peptides, supplied as a kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per kit:\u003c\/b\u003e 10 mg BPC-157 + 10 mg TB-500 (each filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified, both components)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified per COA (both components)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComponents:\u003c\/b\u003e See individual product pages for full sequence, formula, MW, and CAS data\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eWhat Makes the Wolverine Stack a Unique Combination\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThe BPC-157 TB-500 stack reflects what is now the most common pairing in published soft-tissue repair research with these two peptides. The rationale is mechanistic non-overlap: rather than two compounds acting through the same pathway with redundant effects, BPC-157 and TB-500 engage distinct targets — the former operating through nitric-oxide-pathway and VE\u003c\/p\u003e\n\u003cp\u003eThe Wolverine Stack consolidates repair-domain peptides into one proprietary research blend, giving investigators a single material with which to study combined repair-pathway activity rather than sourcing and combining components separately.\u003c\/p\u003e\n\u003cp\u003eThe research rationale behind such blends is that tissue repair in the literature involves multiple, complementary pathways — vascular formation and cellular migration among them — and a combined reference allows those pathways to be examined together rather than in isolation. The specific composition is proprietary to Reta Labs and documented for purity and identity on the COA.\u003c\/p\u003e\n\u003cp\u003eWithin Canadian repair research, combined references like this are used where the study design calls for examining peptide activity as a system. As one of Reta Labs' lead products, the Wolverine Stack anchors the tissue-repair cluster alongside its single-compound counterparts.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTissue Repair —\u003c\/b\u003e The blend is studied for combined repair-pathway activity in laboratory models, drawing on its constituent peptides.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAngiogenesis —\u003c\/b\u003e Its components relate to research on the formation of new blood vessels as part of the repair process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCell Migration —\u003c\/b\u003e BThe blend draws on peptides studied for cytoskeletal and cell-migration activity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConnective Tissue Research —\u003c\/b\u003e It is used in study designs examining tendon, ligament, and soft-tissue cell behaviour.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCombined-Reference Research —\u003c\/b\u003e It serves as a single, reproducible material for studying repair pathways as an interacting system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eRelated Peptides\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eResearchers working with the Wolverine Stack often investigate it alongside:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-bpc-157\" title=\"View BPC-157 Product Page\"\u003eBPC-157\u003c\/a\u003e\u003c\/b\u003e — A repair-focused peptide studied as a single-compound counterpart within the same domain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/tb500-peptides\" title=\"View TB-500 Product Page\" target=\"_blank\" rel=\"noopener\"\u003eTB-500\u003c\/a\u003e\u003c\/b\u003e — AA thymosin-derived peptide studied for cell migration and remodelling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGHK-Cu\u003c\/b\u003e — A copper tripeptide examined in remodelling and wound-healing research.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eIs the tissue repair peptide stack available in Canada?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. The Wolverine Stack is supplied to Canadian research buyers as a lyophilized, research-grade blend, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow does a stack differ from a single peptide?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eA stack is a proprietary blend combining multiple peptides studied within one research domain, allowing combined-pathway study, whereas a single peptide such as BPC-157 isolates one compound's activity.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWhy are BPC-157 and TB-500 so commonly studied together?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe two peptides act through entirely different molecular mechanisms, which makes their combination useful for parallel pathway investigation rather than redundant pathway coverage. BPC-157 modulates nitric oxide signaling and upregulates VEGFR2-mediated angiogenesis. TB-500 regulates the actin cytoskeleton through G-actin sequestration. In published animal studies of soft-tissue injury, the two compounds appear together more frequently than any other peptide pairing in the repair-research literature.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy study a combined reference rather than separate peptides?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCombined references are used when a research design examines how repair pathways interact, providing a single reproducible material rather than requiring separate sourcing and combination of individual compounds.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e⚠️\u003cem\u003e For research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55234461958436,"sku":null,"price":154.99,"currency_code":"CAD","in_stock":true},{"title":"6 x 10mg","offer_id":55234461991204,"sku":null,"price":879.99,"currency_code":"CAD","in_stock":true},{"title":"10 x 10mg (one box)","offer_id":55234462023972,"sku":null,"price":1149.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/wolverine_Retalabs.png?v=1782175134"},{"product_id":"buy-ghk-cu-canada","title":"GHK-Cu","description":"\u003ch2\u003e\u003cstrong\u003eBuy GHK-Cu in Canada: Research-Grade Copper Peptide\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eGHK-Cu is a naturally occurring copper-binding tripeptide (glycyl-L-histidyl-L-lysine complexed with copper). Research groups who buy GHK-Cu in Canada are typically studying tissue remodelling, wound-healing, and skin-research models.\u003c\/p\u003e\n\u003cp\u003eMechanistically, GHK-Cu is investigated for its role in copper transport and its influence on extracellular-matrix and remodelling-related gene activity.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide complex\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 50 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₁₄H₂₃CuN₆O₄ \/ ~401.91 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 49557-75-7\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eWhat Makes GHK-Cu a Unique Compound\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eGHK-Cu was first characterised by Loren Pickart in the early 1970s, identified as a copper-binding tripeptide present in human plasma whose levels change with age. That natural origin and copper-carrying role set it apart from purely synthetic tool peptides.\u003c\/p\u003e\n\u003cp\u003eIn the research literature, GHK-Cu is examined for its influence on extracellular-matrix remodelling and on the expression of genes associated with repair, making it a long-standing tool in skin- and wound-research models. Its copper complex is central to the proposed mechanisms.\u003c\/p\u003e\n\u003cp\u003eCompared with adjacent repair peptides, GHK-Cu is distinctive for combining a defined metal-ion role with remodelling activity, which is why it recurs in Canadian skin- and tissue-research designs and anchors the pigmentation-and-skin cluster alongside BPC-157 in repair panels.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTissue Remodeling —\u003c\/b\u003e GHK-Cu is studied for its association with extracellular-matrix remodelling in laboratory models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSkin Research —\u003c\/b\u003e The literature examines its role in skin- and wound-research designs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGene-Expression Research —\u003c\/b\u003e Research investigates its influence on remodelling- and repair-related gene activity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCopper-Transport Studies —\u003c\/b\u003e As a copper-binding peptide, it is a tool for studying metal-ion delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAntioxidant-Pathway Research —\u003c\/b\u003e Its copper complex is examined in research on cellular antioxidant systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eRelated Peptides\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eResearchers working with GHK-Cu often investigate it alongside:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-bpc-157\" title=\"View BPC-157 Product Page\"\u003eBPC-157\u003c\/a\u003e\u003c\/b\u003e — A repair-focused peptide studied in adjacent remodelling contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/tb500-peptides\" title=\"View TB-500 Product Page\"\u003eTB-500\u003c\/a\u003e\u003c\/b\u003e — A thymosin-derived peptide studied in repair models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGlow Stack\u003c\/b\u003e — A proprietary blend within the skin\/pigmentation research domain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy GHK-Cu in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eGHK-Cu is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is GHK-Cu different from other repair peptides?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eGHK-Cu is a copper-binding tripeptide of natural origin studied for matrix-remodelling and gene-expression effects, distinct from peptides like BPC-157 or TB-500 that are studied through angiogenesis and cell-migration mechanisms.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eIs GHK-Cu naturally occurring?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eYes — it occurs naturally in human plasma. The supplied material is a synthesised, research-grade copper-complexed version.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy is the copper complex important?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe copper ion is central to GHK-Cu's proposed mechanisms in the literature, which is why it is studied as a copper-complexed tripeptide rather than as the bare peptide sequence.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e⚠️ \u003cem\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"50mg","offer_id":55234608300324,"sku":null,"price":49.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 50mg","offer_id":55234608333092,"sku":null,"price":269.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 50mg (one box)","offer_id":55234608365860,"sku":null,"price":369.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/ghk-cu_retalabs_3fa3c2b6-24d0-4e83-840e-aed55946c3c5.png?v=1782177503"},{"product_id":"bacteriostatic-water","title":"Bacteriostatic Water (BAC) - 30mL","description":"\u003ch2\u003e\u003cb\u003eBacteriostatic Water Canada — 30 mL Sterile USP-Grade Vials\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBacteriostatic water Canada-shipped from Reta Lbas supplies USP-grade sterile water with 0.9% benzyl alcohol preservative for research peptide reconstitution and laboratory diluent applications. Bacteriostatic water is the standard reconstitution diluent for lyophilized research peptides in multi-dose use contexts, with the benzyl alcohol providing bacteriostatic activity that allows multiple withdrawals from a single vial over extended periods. Each 30 mL vial is filled to label, sealed under aseptic conditions, and shipped domestically across Canada. The product is supplied for research use only.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Sterile aqueous solution\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 30 mL multi-dose vial\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBacteriostatic agent:\u003c\/b\u003e 0.9% benzyl alcohol (USP standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSterility:\u003c\/b\u003e Sterile-filtered, sealed under aseptic conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eContainer:\u003c\/b\u003e Multi-dose vial with rubber stopper\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e Room temperature, protect from freezing\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGrade:\u003c\/b\u003e USP \/ research grade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eWhat Bacteriostatic Water Is and What It Isn't\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eBacteriostatic water is a defined USP monograph product: water for injection with 0.9% (9 mg\/mL) benzyl alcohol added as a preservative. Benzyl alcohol inhibits bacterial growth without sterilizing the solution outright — meaning the vial remains microbiologically stable across repeated punctures of the rubber stopper for the period defined by the manufacturer (typically 28 days from first puncture under standard handling).\u003c\/p\u003e\n\u003cp\u003eWhat bacteriostatic water isn't: it isn't sterile water for injection (no preservative, single-use), it isn't normal saline (no sodium chloride), and it isn't a buffered solution (no pH-adjusting agents). For laboratory peptide reconstitution work where the same vial of lyophilized compound is drawn from multiple times, bacteriostatic water is the standard diluent because it matches the multi-dose use case. For single-use applications or for compounds that interact unfavorably with benzyl alcohol, sterile water for injection is the alternative.\u003c\/p\u003e\n\u003cp\u003eAmong Canadian research laboratories, sourcing decisions for bacteriostatic water typically come down to three factors: USP-grade compliance, vial size matched to typical workflow (30 mL is the most common multi-dose research format), and supply-chain reliability. Our BAC water meets the USP monograph specification, ships from within Canada to avoid border-related interruptions, and is supplied with batch documentation on request.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eQuality \u0026amp; Supply Specifications\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eUSP Monograph Compliance —\u003c\/b\u003e The 0.9% benzyl alcohol concentration matches the USP bacteriostatic water for injection monograph, the reference specification used in research and clinical supply contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMulti-Dose Vial Format —\u003c\/b\u003e 30 mL is the standard research-laboratory format. Larger than the 10 mL clinical format, it supports extended reconstitution work across multiple lyophilized compounds without requiring frequent vial changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSterile-Filtered Manufacturing —\u003c\/b\u003e Each vial is filled under aseptic conditions through 0.22 µm sterile filtration. Vial integrity is maintained until first puncture of the rubber stopper.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCanadian Supply Chain —\u003c\/b\u003e Orders dispatch from within Canada, avoiding border customs delays and the temperature variations associated with international shipping. This matters less for BAC water than for lyophilized peptides, but matters for delivery time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eRelated Compounds\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eResearchers sourcing bacteriostatic water typically order it alongside lyophilized research peptides:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca title=\"View BPC-157 Product Page\" href=\"https:\/\/retalabs.ca\/products\/buy-bpc-157\"\u003eBPC-157\u003c\/a\u003e\u003c\/b\u003e — A repair-focused peptide studied as a single-compound counterpart within the same domain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca title=\"View TB-500 Product Page\" href=\"https:\/\/retalabs.ca\/products\/tb500-peptides\"\u003eTB-500\u003c\/a\u003e\u003c\/b\u003e — A thymosin-derived peptide studied for cell migration and remodelling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-retatrutide-canada\" title=\"View Retatrutide Product Page\"\u003eRetatrutide\u003c\/a\u003e\u003c\/b\u003e — Reta Labs' flagship metabolic research peptide, studied in adjacent energy-balance contexts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cb\u003eWhat is the difference between bacteriostatic water and sterile water for injection?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe defining difference is the 0.9% benzyl alcohol preservative. Sterile water for injection contains only water — no preservatives — and is single-use after the vial is opened, because nothing inhibits microbial growth once the seal is broken. Bacteriostatic water contains 0.9% benzyl alcohol, which inhibits bacterial growth and allows the vial to be punctured multiple times across an extended period (typically 28 days from first puncture under standard handling). For multi-dose laboratory peptide reconstitution work, BAC water is the standard diluent.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eIs bacteriostatic water the same as saline?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. Saline contains 0.9% sodium chloride and is used for tonicity-matched applications. Bacteriostatic water contains 0.9% benzyl alcohol as a preservative and contains no sodium chloride. The two are not interchangeable — research protocols specify one or the other based on the requirements of the compound being reconstituted and the experimental design.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHow is BAC water stored?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eBacteriostatic water is stored at room temperature and should not be frozen. The vial remains sealed and microbiologically stable until first puncture, after which it is typically used within 28 days under standard handling. Refer to the manufacturer's labeling for batch-specific stability windows. Our BAC water ships from within Canada under standard ambient conditions, with no cold-chain requirements.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e⚠️ \u003cem\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"Default Title","offer_id":55234666496292,"sku":null,"price":28.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/BAC-bacteriostatic-water.png?v=1783063573"},{"product_id":"buy-tesamorelin-canada","title":"Tesamorelin","description":"\u003cp\u003eTesamorelin is a stabilised synthetic analogue of growth-hormone-releasing hormone (GHRH). Research groups who buy tesamorelin in Canada are generally studying GHRH-receptor signalling and its downstream metabolic and lipid effects.\u003c\/p\u003e\n\u003cp\u003eMechanistically, tesamorelin is investigated as a GHRH-receptor agonist that influences the pulsatile release of growth hormone, with associated research interest in lipid and visceral-tissue metabolism.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₂₂₁H₃₆₆N₇₂O₆₇S \/ ~5135.9 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 218949-48-5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes Tesamorelin a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003eTesamorelin is engineered from the GHRH sequence with stabilising modifications that extend its activity relative to the native hormone, making it a more practical tool for studying the GHRH–growth-hormone axis. Where native GHRH degrades quickly, tesamorelin's modified backbone gives researchers a longer, more reproducible window of receptor engagement.\u003c\/p\u003e\n\u003cp\u003eMuch of the research literature places tesamorelin within metabolic and lipid contexts, particularly the study of visceral adipose tissue, because of the growth-hormone axis's connection to lipid handling. That positions it close to the metabolic cluster alongside Reta Labs' flagship work.\u003c\/p\u003e\n\u003cp\u003eCompared with direct growth-hormone tools or fragments, tesamorelin's interest lies upstream — at the level of the releasing-hormone receptor — which is why investigators select it when the research question concerns the regulatory axis rather than the hormone's terminal effects.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGHRH-Axis Signalling —\u003c\/strong\u003e Tesamorelin is studied for its agonism at the GHRH receptor and the resulting modulation of growth-hormone release in models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLipid Metabolism Research —\u003c\/strong\u003e The literature examines its association with visceral adipose-tissue metabolism.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetabolic Research —\u003c\/strong\u003e It appears in study panels investigating growth-hormone-axis contributions to metabolism.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparative Endocrine Studies —\u003c\/strong\u003e It serves as an upstream tool relative to direct growth-hormone compounds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-retatrutide-canada\" title=\"View Retatrutide Product Page\" rel=\"noopener\" target=\"_blank\"\u003eRetatrutide\u003c\/a\u003e\u003c\/strong\u003e — Reta Labs' flagship metabolic research peptide.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/mots-c-research-peptide-canada\" title=\"View MOTS-c Product Page\" rel=\"noopener\" target=\"_blank\"\u003eMOTS-c\u003c\/a\u003e\u003c\/strong\u003e — A mitochondrial-derived peptide within the metabolic research domain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHGH Fragment 176-191\u003c\/strong\u003e — A growth-hormone fragment studied in lipid-metabolism research.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy tesamorelin in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eTesamorelin is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is tesamorelin different from HGH Fragment 176-191?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eTesamorelin acts upstream as a GHRH-receptor agonist influencing growth-hormone release, while HGH Fragment 176-191 is a terminal fragment of growth hormone studied for lipid-metabolism activity directly.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs tesamorelin naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt is a synthetic, stabilised analogue of the natural hormone GHRH, modified for improved research stability rather than isolated from a natural source.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ \u003c\/strong\u003e\u003cem\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55238611042596,"sku":null,"price":84.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 10mg","offer_id":55238611075364,"sku":null,"price":489.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 10mg (one box)","offer_id":55238611108132,"sku":null,"price":749.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/tesamorelin_retalabs.png?v=1782259594"},{"product_id":"buy-melanotan-2-canada","title":"Melanotan II (MT-2)","description":"\u003cp\u003eMelanotan 2 (MT2) is a synthetic analogue of alpha-melanocyte-stimulating hormone, a melanocortin-receptor peptide. Research groups who buy Melanotan 2 Canada are typically studying melanocortin signalling and pigmentation in laboratory models.\u003c\/p\u003e\n\u003cp\u003eMechanistically, MT2 is investigated as a non-selective melanocortin-receptor agonist, with research interest centred on the melanogenesis pathway and related receptor biology.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₅₀H₆₉N₁₅O₉ \/ 1024.18 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 121062-08-6\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes Melanotan 2 a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003eMelanotan 2 was developed from work on alpha-MSH at the University of Arizona, where researchers sought a more stable, longer-acting analogue of the native hormone for studying pigmentation biology. The result is a cyclic peptide that activates several melanocortin receptors rather than one.\u003c\/p\u003e\n\u003cp\u003eThat broad receptor activity is precisely what makes MT2 a useful research tool: it allows investigators to probe the melanocortin system, of which melanogenesis is one well-studied output. In the literature, the compound is examined for how melanocortin-receptor engagement relates to pigment production in cellular and animal models.\u003c\/p\u003e\n\u003cp\u003eCompared with more receptor-selective analogues, MT2's non-selectivity makes it a reference point for distinguishing which melanocortin pathways drive which observed effects — a recurring question in Canadian pigmentation-research groups.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkin Pigmentation Research —\u003c\/strong\u003e MT2 is studied for its relationship to melanogenesis in pigment-cell models, attributed to melanocortin-receptor activation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMelanocortin Receptor Pharmacology —\u003c\/strong\u003e As a non-selective agonist, it serves as a tool for characterising receptor-subtype contributions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppetite \u0026amp; Energy Signalling Research —\u003c\/strong\u003e The melanocortin system's role in energy regulation is a study domain in which MT2 appears.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparative Analogue Studies —\u003c\/strong\u003e It is used as a reference against more selective melanocortin compounds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-ghk-cu-canada\" title=\"View GHK-Cu Product Page\" rel=\"noopener\" target=\"_blank\"\u003eGHK-Cu\u003c\/a\u003e\u003c\/strong\u003e — A copper tripeptide studied within adjacent skin-research contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePT-141\u003c\/strong\u003e — A melanocortin-receptor peptide derived from the same research lineage.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/retalabs.ca\/products\/tissue-repair-peptide-stack-canada\" title=\"View Wolverine Stack Product Page\" rel=\"noopener\" target=\"_blank\"\u003e\u003cb\u003eWolverine Stack\u003c\/b\u003e\u003c\/a\u003e— A proprietary blend within the healing\/recovery research domain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy melanotan 2 in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eMelanotan 2 is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is melanotan 2 different from PT-141?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBoth act on melanocortin receptors, but PT-141 is a related downstream compound studied more for melanocortin signalling in behavioural models, while MT2 is studied more in the context of pigmentation and broad receptor activity.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs melanotan 2 naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. It is a synthetic, cyclic analogue engineered from the natural hormone alpha-MSH for improved stability in research settings.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light, and Canadian researchers receive lot-matched documentation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️\u003c\/strong\u003e\u003cem\u003e For research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55369412509988,"sku":null,"price":44.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 10mg","offer_id":55369412542756,"sku":null,"price":259.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 10mg","offer_id":55369412575524,"sku":null,"price":399.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/melanotan2_retalabs.png?v=1782615634"},{"product_id":"buy-semax-canada","title":"Semax","description":"\u003cp\u003eSemax is a synthetic heptapeptide derived from a fragment of the ACTH hormone. Research groups who buy Semax in Canada are typically studying neuroprotection, cognition, and neurotrophic signalling in laboratory models.\u003c\/p\u003e\n\u003cp\u003eMechanistically, Semax is investigated for its association with brain-derived neurotrophic factor (BDNF) and related neurotrophic pathways, making it a recurring tool in cognitive and neuroscience research.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₃₇H₅₁N₉O₁₀S \/ 813.92 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 80714-61-0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes Semax a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003eSemax originated in Russian neuropeptide research, engineered from a short fragment of adrenocorticotropic hormone (ACTH 4–10) with added residues that stabilise it and remove the parent hormone's hormonal activity. The result is a tool compound studied for neurological rather than endocrine effects.\u003c\/p\u003e\n\u003cp\u003eIn the literature, Semax is examined for its relationship to neurotrophic factors such as BDNF and for neuroprotective signalling in models of neural stress. Researchers are drawn to it because it offers a stable, well-defined peptide for probing cognition-related pathways.\u003c\/p\u003e\n\u003cp\u003eAgainst adjacent nootropic peptides, Semax is frequently paired with Selank in study designs — the two emerged from the same research programme but are examined for different aspects of neural signalling, which is why Canadian cognitive-research groups often source them together.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCognitive Function Research —\u003c\/strong\u003e Semax is studied for its association with learning- and memory-related pathways in laboratory models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeurotrophic Signalling —\u003c\/strong\u003e Research examines its relationship to BDNF and related neurotrophic factors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeuroprotection —\u003c\/strong\u003e The literature investigates its role in models of neural stress and protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparative Neuropeptide Studies —\u003c\/strong\u003e It is used alongside Selank as a contrasting nootropic tool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelank\u003c\/strong\u003e — A companion nootropic peptide from the same research lineage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNAD+\u003c\/strong\u003e — A coenzyme studied in cellular-metabolism and neural-energy contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-retatrutide-canada\" target=\"_blank\" title=\"View Retatrutide Product Page\" rel=\"noopener\"\u003eRetatrutide\u003c\/a\u003e\u003c\/strong\u003e — Reta Labs' flagship metabolic research peptide.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy semax in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSemax is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is Semax different from Selank?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBoth are synthetic nootropic peptides from the same research lineage, but Semax is studied more for neurotrophic and cognitive pathways (e.g., BDNF), whereas Selank is studied more for anxiolytic and immunomodulatory signalling.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs Semax naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. It is a synthetic peptide engineered from an ACTH fragment, modified so that it lacks the parent hormone's activity and is suited to neurological research.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ \u003c\/strong\u003e\u003cem\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55370477863204,"sku":null,"price":64.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 10mg","offer_id":55370477895972,"sku":null,"price":329.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 10mg (one box)","offer_id":55370477928740,"sku":null,"price":429.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/semax_retalabs.png?v=1782693499"},{"product_id":"buy-pt-141-canada","title":"PT-141","description":"\u003cp\u003ePT-141 (bremelanotide) is a synthetic melanocortin-receptor peptide and a research relative of melanotan 2. Groups who buy PT-141 in Canada are typically studying melanocortin signalling within behavioural and central-nervous-system models.\u003c\/p\u003e\n\u003cp\u003eMechanistically, PT-141 is investigated as a melanocortin-receptor agonist with research interest focused on central signalling pathways rather than peripheral pigmentation.\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₅₀H₆₈N₁₄O₁₀ \/ 1025.2 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 189691-06-3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes PT-141 a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003ePT-141 emerged from melanocortin research as a metabolite-derived relative of melanotan 2, but its study focus diverged toward central rather than pigmentary signalling. That makes it a useful tool for isolating which melanocortin-receptor effects arise centrally.\u003c\/p\u003e\n\u003cp\u003eIn the literature, PT-141 is examined for its activity at melanocortin receptors and the associated central-signalling pathways studied in behavioural animal models. Researchers select it when the question concerns melanocortin engagement in the nervous system specifically.\u003c\/p\u003e\n\u003cp\u003eAgainst melanotan 2, PT-141 offers a contrasting research angle within the same receptor family — central-signalling emphasis versus pigmentation emphasis — which is why the two are frequently studied comparatively in Canadian melanocortin research.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMelanocortin Signalling —\u003c\/strong\u003e PT-141 is studied as a receptor agonist within central melanocortin pathways in laboratory models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBehavioural Research —\u003c\/strong\u003e The literature examines its activity in behavioural animal-model designs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceptor Pharmacology —\u003c\/strong\u003e It serves as a tool for characterising melanocortin-receptor subtype activity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparative Analogue Studies —\u003c\/strong\u003e It is used as a contrast to pigmentation-focused melanocortin compounds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-ghk-cu-canada\" target=\"_blank\" title=\"View GHK-Cu Product Page\" rel=\"noopener\"\u003eGHK-Cu\u003c\/a\u003e\u003c\/strong\u003e — A copper tripeptide studied in adjacent skin and signalling contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-melanotan-2-canada\" target=\"_blank\" title=\"View Melanotan 2 Product Page\" rel=\"noopener\"\u003eMT2 (Melanotan 2)\u003c\/a\u003e\u003c\/strong\u003e — A melanocortin peptide from the same research family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-semax-canada\" target=\"_blank\" title=\"View Semax Product Page\" rel=\"noopener\"\u003eSemax\u003c\/a\u003e\u003c\/strong\u003e — A neuropeptide studied in central-signalling models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy PT-141 in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003ePT-141 is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is PT-141 different from melanotan 2?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBoth are melanocortin-receptor peptides, but PT-141 is studied primarily for central signalling in behavioural models, whereas melanotan 2 is studied more in the context of pigmentation and broad receptor activity.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs PT-141 naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. It is a synthetic melanocortin peptide developed within the same research lineage as melanotan 2.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️\u003c\/strong\u003e\u003cem\u003e For research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10","offer_id":55370489069860,"sku":null,"price":44.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 10mg","offer_id":55370489102628,"sku":null,"price":259.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 10mg (one box)","offer_id":55370489135396,"sku":null,"price":399.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/pt141_retalabs.png?v=1782693967"},{"product_id":"buy-selank-canada","title":"Selank","description":"\u003cp\u003eSelank is a synthetic heptapeptide derived from the immunopeptide tuftsin. Research groups who buy selank in Canada are typically studying anxiolytic signalling, neuromodulation, and immune-related neuropeptide pathways.\u003c\/p\u003e\n\u003cp\u003eMechanistically, Selank is investigated for its association with GABAergic and immunomodulatory signalling, positioning it as a tool in behavioural and neuroimmune research.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₃₃H₅₇N₁₁O₉ \/ 751.88 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 129954-34-3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes Selank a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003eSelank was developed in the same Russian neuropeptide research programme as Semax, engineered from tuftsin — a naturally occurring immunopeptide — with modifications that stabilise it for study. That dual heritage, bridging immune and neural signalling, gives it an unusual research profile.\u003c\/p\u003e\n\u003cp\u003eIn the literature, Selank is examined for anxiolytic-like effects in behavioural models and for its relationship to neurotransmitter and immune pathways, with GABAergic signalling frequently cited. Researchers value it as a stable tool for probing the intersection of mood-related and immune signalling.\u003c\/p\u003e\n\u003cp\u003eCompared with Semax, Selank's research emphasis sits more on anxiolytic and immunomodulatory questions than on cognition, which is why the two so often appear as a contrasting pair in Canadian neuropeptide studies.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnxiolytic Research —\u003c\/strong\u003e Selank is studied for anxiolytic-like signalling in behavioural laboratory models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeuromodulation —\u003c\/strong\u003e Research examines its relationship to GABAergic and neurotransmitter pathways.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeuroimmune Signalling —\u003c\/strong\u003e Derived from tuftsin, it is a tool for studying immune-related neuropeptide activity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparative Neuropeptide Studies —\u003c\/strong\u003e It is used alongside Semax as a contrasting research tool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-semax-canada\" target=\"_blank\" title=\"View Semax Product Page\" rel=\"noopener\"\u003eSemax\u003c\/a\u003e\u003c\/strong\u003e — A companion nootropic peptide from the same research lineage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNAD+\u003c\/strong\u003e — A coenzyme studied in neural-energy and cellular contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-pt-141-canada\" target=\"_blank\" title=\"View PT-141 Product Page\" rel=\"noopener\"\u003ePT-141\u003c\/a\u003e\u003c\/strong\u003e — A melanocortin peptide studied in central-signalling models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy selank in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSelank is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is Selank different from Semax?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBoth come from the same research lineage, but Selank is studied more for anxiolytic and immunomodulatory signalling, while Semax is studied more for neurotrophic and cognitive pathways.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs Selank naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt is a synthetic peptide engineered from tuftsin, a natural immunopeptide, with modifications for research stability; the supplied material is synthesised.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️\u003c\/strong\u003e\u003cem\u003e For research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55370504241444,"sku":null,"price":39.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 10mg","offer_id":55370504274212,"sku":null,"price":229.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 10mg (one box)","offer_id":55370504306980,"sku":null,"price":349.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/selank_retalabs.png?v=1782694245"},{"product_id":"buy-ss-31-canada","title":"SS-31","description":"\u003cp\u003eSS-31 (elamipretide) is a synthetic, mitochondria-targeting tetrapeptide. Research groups who buy SS-31 in Canada are typically studying mitochondrial membrane function and cellular bioenergetics.\u003c\/p\u003e\n\u003cp\u003eMechanistically, SS-31 is investigated for its association with cardiolipin on the inner mitochondrial membrane and the resulting influence on mitochondrial structure and energy production.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₃₂H₄₉N₉O₅ \/ 639.8 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 736992-21-5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes SS-31 a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003eSS-31 belongs to a class of small, cell-permeable peptides designed to localise to mitochondria — specifically to associate with cardiolipin, a lipid concentrated in the inner mitochondrial membrane. That targeting is what distinguishes it from broadly acting metabolic tools.\u003c\/p\u003e\n\u003cp\u003eIn the research literature, SS-31 is examined for its influence on mitochondrial membrane integrity and bioenergetic efficiency, with cardiolipin interaction central to the proposed mechanism. Researchers value its specificity for the organelle.\u003c\/p\u003e\n\u003cp\u003eCompared with mitochondrial-derived peptides like MOTS-c, SS-31's research emphasis is structural — the membrane itself — rather than signalling, which is why the two are often studied together to address complementary mitochondrial questions in Canadian research.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMitochondrial Membrane Research —\u003c\/strong\u003e SS-31 is studied for its association with cardiolipin and inner-membrane integrity in models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBioenergetics —\u003c\/strong\u003e The literature examines its relationship to mitochondrial energy-production efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOxidative-Stress Research —\u003c\/strong\u003e Research investigates its role in models of mitochondrial oxidative stress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparative Mitochondrial Studies —\u003c\/strong\u003e It is used alongside MOTS-c as a structural-focus tool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/mots-c-research-peptide-canada\" target=\"_blank\" title=\"View MOTS-c Product Page\" rel=\"noopener\"\u003eMOTS-c\u003c\/a\u003e\u003c\/strong\u003e — A mitochondrial-derived signalling peptide.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNAD+\u003c\/strong\u003e — A coenzyme studied in cellular-energy research.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/retalabs.ca\/products\/tissue-repair-peptide-stack-canada\" target=\"_blank\" title=\"View Wolverine Stack Product Page\" rel=\"noopener\"\u003e\u003cstrong\u003eWolverine Stack\u003c\/strong\u003e\u003c\/a\u003e — A proprietary healing \u0026amp; recovery research blend.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy SS-31 in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSS-31 is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is SS-31 different from MOTS-c?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSS-31 is a synthetic peptide studied for targeting and stabilising the inner mitochondrial membrane via cardiolipin, whereas MOTS-c is a mitochondrial-derived peptide studied through AMPK and metabolic signalling.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs SS-31 naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. It is a synthetic, mitochondria-targeting tetrapeptide developed for research.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ \u003c\/strong\u003e\u003cem\u003eFor research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55370524262692,"sku":null,"price":59.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 10mg","offer_id":55370524295460,"sku":null,"price":329.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 10mg (one box)","offer_id":55370524328228,"sku":null,"price":499.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/ss31_retalabs.png?v=1782695841"},{"product_id":"buy-nad-plus-canada","title":"NAD+","description":"\u003cp\u003eNAD+ (nicotinamide adenine dinucleotide) is a coenzyme central to cellular energy metabolism. Research groups who buy NAD+ in Canada are typically studying redox reactions, metabolism, and cellular-aging pathways.\u003c\/p\u003e\n\u003cp\u003eMechanistically, NAD+ is investigated for its role as an electron carrier in metabolic reactions and as a substrate for enzymes involved in cellular signalling and repair.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized free acid\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 600 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light; long-term storage at −20 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₂₁H₂₇N₇O₁₄P₂ \/ 663.43 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 53-84-9\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes NAD+ a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003eNAD+ differs from the peptides in the Reta Labs catalogue: it is a coenzyme rather than a peptide, but it is a foundational research material in metabolism and aging studies. Its central role as an electron carrier places it at the heart of cellular energy production.\u003c\/p\u003e\n\u003cp\u003eIn the literature, NAD+ is examined both as a metabolic cofactor and as a substrate for enzyme families — such as sirtuins and PARPs — implicated in cellular signalling, DNA repair, and aging. That breadth makes it a recurring reference in mitochondrial and longevity research.\u003c\/p\u003e\n\u003cp\u003eWithin Canadian research, NAD+ is frequently sourced alongside mitochondrial peptides such as MOTS-c because the questions overlap: how cellular-energy status relates to signalling, repair, and aging.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCellular Energy Metabolism —\u003c\/strong\u003e NAD+ is studied as a central electron carrier in metabolic-pathway research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRedox Research —\u003c\/strong\u003e It serves as a tool for studying cellular redox balance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAging \u0026amp; Longevity Research —\u003c\/strong\u003e The literature examines its relationship to sirtuin- and repair-enzyme activity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnzyme-Substrate Studies —\u003c\/strong\u003e It is used as a substrate in research on NAD-consuming enzymes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/mots-c-research-peptide-canada\" target=\"_blank\" title=\"View MOTS-c Product Page\" rel=\"noopener\"\u003eMOTS-c\u003c\/a\u003e\u003c\/strong\u003e — A mitochondrial-derived peptide studied in metabolic contexts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-ss-31-canada\" target=\"_blank\" title=\"View SS-31 Product Page\" rel=\"noopener\"\u003eSS-31\u003c\/a\u003e\u003c\/strong\u003e — A mitochondria-targeting peptide.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/tissue-repair-peptide-stack-canada\" target=\"_blank\" title=\"View Wolverine Stack Product Page\" rel=\"noopener\"\u003eWolverine Stack\u003c\/a\u003e\u003c\/strong\u003e — A proprietary healing \u0026amp; recovery research blend.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy NAD+ in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNAD+ is supplied to Canadian research buyers as a lyophilized, research-grade material, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs NAD+ a peptide?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. NAD+ is a coenzyme (a dinucleotide), not a peptide, but it is a core research material in metabolism and aging studies, which is why it sits within the metabolic research cluster.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs NAD+ naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes — NAD+ occurs in all living cells. The supplied material is a synthesised, research-grade form.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️\u003c\/strong\u003e\u003cem\u003e For research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"600mg","offer_id":55370542088484,"sku":null,"price":109.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 600mg","offer_id":55370542121252,"sku":null,"price":599.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 600mg (one box)","offer_id":55370542154020,"sku":null,"price":849.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/NAD__retalabs.png?v=1782696150"},{"product_id":"buy-hgh-fragment-176-191-canada","title":"HGH Fragment 176-191","description":"\u003cp\u003eHGH Fragment 176-191 is a synthetic peptide corresponding to the C-terminal region (residues 176–191) of human growth hormone. Research groups who buy HGH fragment 176-191 in Canada are typically studying lipid-metabolism pathways in laboratory models.\u003c\/p\u003e\n\u003cp\u003eMechanistically, the fragment is investigated for lipolytic activity in adipose-tissue research, isolated from the broader growth-promoting actions of the full hormone.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Details\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eForm:\u003c\/b\u003e Lyophilized peptide\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNet per vial:\u003c\/b\u003e 10 mg (filled to approximately 104% of label)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePurity:\u003c\/b\u003e ≥99% (HPLC-verified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIdentity:\u003c\/b\u003e MS-verified (per COA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage:\u003c\/b\u003e 2–8 °C, protect from light\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula \/ M.W.:\u003c\/b\u003e C₇₈H₁₂₅N₂₃O₂₃S₂ \/ 1817.12 Da\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCAS:\u003c\/b\u003e 221231-10-3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes HGH Fragment 176-191 a Unique Research Compound\u003c\/h2\u003e\n\u003cp\u003eHGH Fragment 176-191 corresponds to a short, defined region at the tail end of the growth-hormone molecule. Its research value lies in isolation: it lets investigators study one specific activity of growth hormone — lipid metabolism — without the full hormone's wider growth-related effects.\u003c\/p\u003e\n\u003cp\u003eIn the literature, the fragment is examined for lipolytic activity in adipose-tissue models, where the question is how this terminal region relates to fat metabolism specifically. That narrow focus is what makes it a useful tool rather than a stand-in for the whole hormone.\u003c\/p\u003e\n\u003cp\u003eWithin the metabolic research cluster, the fragment sits alongside compounds like tesamorelin and retatrutide as a way to probe lipid-metabolism questions from a different mechanistic angle, which is why Canadian metabolic-research groups source it within that panel.\u003c\/p\u003e\n\u003ch2\u003eResearch Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLipid Metabolism Research —\u003c\/strong\u003e The fragment is studied for lipolytic activity in adipose-tissue laboratory models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdipose-Tissue Research —\u003c\/strong\u003e The literature examines its relationship to fat-metabolism pathways specifically.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowth-Hormone Fragment Studies —\u003c\/strong\u003e It serves as a tool for isolating one region of growth-hormone activity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparative Metabolic Studies —\u003c\/strong\u003e It is used alongside other metabolic peptides as a mechanistic contrast.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRelated Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-retatrutide-canada\" target=\"_blank\" title=\"View Retatrutide Product Page\" rel=\"noopener\"\u003eRetatrutide\u003c\/a\u003e\u003c\/strong\u003e — Reta Labs' flagship metabolic research peptide.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/mots-c-research-peptide-canada\" target=\"_blank\" title=\"View MOTS-c Product Page\" rel=\"noopener\"\u003eMOTS-c\u003c\/a\u003e\u003c\/strong\u003e — A mitochondrial-derived peptide within the metabolic domain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/retalabs.ca\/products\/buy-tesamorelin-canada\" target=\"_blank\" title=\"View Tesamorelin Product Page\" rel=\"noopener\"\u003eTesamorelin\u003c\/a\u003e\u003c\/strong\u003e — A GHRH analogue studied in overlapping lipid-metabolism research.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere can I buy HGH fragment 176-191 in Canada for research?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eHGH Fragment 176-191 is supplied to Canadian research buyers as a lyophilized, research-grade peptide, HPLC-verified to ≥99% with MS-confirmed identity and a batch-specific COA.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is HGH Fragment 176-191 different from tesamorelin?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe fragment is a terminal region of growth hormone studied directly for lipid-metabolism activity, whereas tesamorelin acts upstream as a GHRH-receptor agonist influencing growth-hormone release.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs HGH Fragment 176-191 naturally occurring?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt corresponds to a region of the natural growth-hormone molecule, but the supplied peptide is a synthesised fragment rather than an isolated natural product.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow are purity and identity verified?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach batch is HPLC-verified (≥99%) and MS-confirmed, with a batch-specific COA. Material is lyophilized and stored at 2–8 °C, protected from light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️\u003c\/strong\u003e\u003cem\u003e For research use only. Not intended for human or veterinary use. Not a drug, food, or supplement.\u003c\/em\u003e\u003c\/p\u003e","brand":"Reta Labs","offers":[{"title":"10mg","offer_id":55370578592036,"sku":null,"price":99.99,"currency_code":"CAD","in_stock":false},{"title":"6 x 10mg","offer_id":55370578624804,"sku":null,"price":539.99,"currency_code":"CAD","in_stock":false},{"title":"10 x 10mg (one box)","offer_id":55370578657572,"sku":null,"price":829.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/4424\/0164\/files\/HGH_retalabs.png?v=1782697493"}],"url":"https:\/\/retalabs.ca\/collections\/all-peptides.oembed","provider":"Reta Labs","version":"1.0","type":"link"}