For in vitro research use only · Free UK shipping over £150

Retatrutide 20mg / vial research vial

LY3437943

Retatrutide

20mg / vial · Purity ≥99.1%

£89£119

Triple agonist research peptide (GLP-1 / GIP / glucagon receptor) supplied as a lyophilised powder for in vitro laboratory investigation.

1
Research use only

This compound is supplied for in vitro laboratory research only. It is not a medicine, supplement or cosmetic, is not licensed by the MHRA, and must not be administered to humans or animals. Purchaser must be 18+ and responsible for lawful handling and disposal.

Catalogue code
LY3437943
Presentation
20mg / vial
Purity (HPLC)
≥99.1%
CAS number
2381089-83-2
Molecular formula
C221H342N46O68
Storage
Lyophilised powder, store at -20°C, protect from light

Research context

Studied in receptor-binding and metabolic signalling assays. Widely used as a reference compound in comparative incretin research models.

Third-party testing

Certificate of analysis

Independently assayed by Janoshik Analytical. The full test report for this compound is reproduced below and can be verified with the unique key printed on the report.

Laboratory
Janoshik Analytical
Task number
#148972
Reported purity
99.397%
Analysis conducted
18 May 2026
Retatrutide certificate of analysis from Janoshik Analytical, task #148972

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