Triple Agonist · GLP-1 / GIP / Glucagon
Retatrutide.
Our flagship lyophilised research peptide. Verified ≥99% pure by independent third-party HPLC analysis. Shipped from the UK with a batch-specific COA in every vial.
5 mg£89
Most popular10 mg£149
15 mg£229
- Compound
- Retatrutide (LY3437943)
- Form
- Lyophilised powder
- Purity
- ≥99% HPLC
- Storage
- 2–8°C, dry
- Solubility
- Bacteriostatic water
- Shipping
- Next-day UK, discreet

Mechanism
Retatrutide is investigated as a triple agonist acting on the GLP-1, GIP, and glucagon receptors.
Research context
Studied in academic literature on metabolic regulation, energy expenditure, and incretin signalling.
Handling
Reconstitute with bacteriostatic water; store reconstituted solution at 2–8°C and use within 30 days.