{"title":"Weight Loss","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"font-family: 'Arial',sans-serif;\"\u003eThis collection brings together the best peptides for fat loss research available in our Canadian catalog — compounds with documented preclinical activity on adiposity, lipolysis, and metabolic regulation. Each peptide for fat loss research design in this collection operates through a distinct molecular mechanism.\u003c\/span\u003e\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":"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":"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\/best-peptides-for-fat-loss.oembed","provider":"Reta Labs","version":"1.0","type":"link"}