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For research use only — not for human or veterinary consumption.

Reference-grade research compound

Retatrutide

LY-3437943, GLP-1 / GIP / glucagon triple receptor agonist (research grade)

+23 more residues

Schematic — no PDB structure deposited

Scientific name
LY-3437943, GLP-1 / GIP / glucagon triple receptor agonist (research grade)
Sequence
Length
39-mer
Molecular formula
C221H343N53O67
Molecular weight
4731.36 g/mol
Form
lyophilized
Available sizes
2 mg, 5 mg, 10 mg, 15 mg, 20 mg, 30 mg, 40 mg, 50 mg, 60 mg
Storage
Store lyophilized powder at −20 °C, desiccated and protected from light. Stable for 24 months.
Batch HPLC purity
99.3%

Description

39-residue synthetic peptide developed as a triple agonist at GLP-1, GIP, and glucagon receptors. Used in vitro as a reference compound in receptor-binding and downstream cAMP / β-arrestin assays at heterologously expressed GLP-1R, GIPR, and GCGR. Supplied as a lyophilized acetate salt.

Current batch

RR-RETA-260505-B

Manufactured May 5, 2026

Tested May 11, 2026

Download COA (PDF)
Reverse-phase HPLC · UV 220 nm · Batch RR-RETA-260505-BMain peak 99.3%
0.000.250.500.751.0003691215

Storage and stability

Store lyophilized powder at −20 °C, desiccated and protected from light. Stable for 24 months.

Peer-reviewed references

Titles and journals pulled from PubMed and cached for 7 days. Links open in a new tab.