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Catalog/Retatrutide
Retatrutide
#1004
Lyophilized Peptide

Retatrutide 15mg

Retatrutide (LY3437943) is an investigational triple receptor agonist targeting the GIP, GLP-1, and glucagon receptors. The addition of glucagon-receptor agonism distinguishes it from dual agonists and is studied in models of hepatic lipid oxidation and energy-metabolism signaling. Supplied strictly for in-vitro research and laboratory use only. Not for human or animal use.

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Single (15mg)$99.99

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Quantity

1
= $99.99
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  • Free Priority shipping on US orders over $100
  • Ships same day on orders before 2 PM MST
  • Discreet, unmarked packaging
  • Third-party tested to a 99%+ purity standard

Mechanism of Action

Retatrutide activates three class B GPCRs — GLP-1R, GIPR, and the glucagon receptor (GCGR). In research models, GCGR engagement is studied for hepatic fatty-acid oxidation, amino-acid catabolism, and energy-metabolism signaling alongside incretin-receptor pathways.

Properties

Molecular Formula

C₂₃₅H₃₅₂N₅₄O₆₈S

Molecular Weight

5260 Da (approx.)

Half-Life

~6 days

Storage

Store lyophilized at -20°C. Reconstituted at 2-8°C, use within 30 days.

Shipping & Delivery

  • Same-day dispatch on orders placed before 2 PM MST (Arizona — no daylight saving).
  • US shipping from $5. Free Priority on orders $100+ (before discounts).
  • Plain, unmarked packaging — no branding or product names on the outside.
  • Ships to all 50 states, DC, Puerto Rico & the U.S. Virgin Islands; tracking emailed on every order.
Full shipping details

Quality & Testing

  • Independently tested by accredited third-party laboratories.
  • Held to a 99%+ purity standard.
  • USA-based; dispatched from Phoenix, Arizona.
  • Supplied strictly for in-vitro laboratory research — not for human use.

Batch test records are published to each product as they are completed.

Research Applications

1Triple-receptor agonism and metabolic-pathway synergy studies
2Hepatic steatosis and NASH research
3Energy-metabolism and thermogenesis pathway quantification
4Comparative incretin-receptor pharmacology
5Body-composition analysis (fat vs. lean compartment models)

References & Citations

(2)
1

Retatrutide, a GIP, GLP-1 and glucagon receptor agonist, for people with type 2 diabetes: a randomised, double-blind, placebo and active-controlled, parallel-group, phase 2 trial conducted in the USA

Rosenstock J, Frias JP, Jastreboff AM, et al.

Lancet (2023)PMID: 37385280 DOI
2

Efficacy and safety of retatrutide, a GIP, GLP-1, and glucagon receptor agonist, in people with type 2 diabetes and inadequate glycaemic control with diet and exercise (TRANSCEND-T2D-1): a double-blind, randomised, phase 3 trial

Bajaj HS, Welch M, Shah P, et al.

Lancet (2026)PMID: 42250575 DOI

Research Use Only

This product is intended strictly for in-vitro research, educational, and laboratory use. Not for human consumption. The information provided is based on published research and does not constitute medical advice.