RPL Peptide
Official Technical Documentation
FAQ Library
Frequently Asked Questions — Retatrutide¶
Product Information¶
What is retatrutide?¶
Retatrutide is a synthetic 39-amino-acid triple receptor agonist peptide for research involving GLP-1R, GIPR, and GCGR signaling pathways.
What is the CAS number?¶
2381089-83-2
What makes retatrutide different from tirzepatide?¶
Retatrutide adds glucagon receptor (GCGR) activation to the GIP/GLP-1 dual agonist profile, enabling triple pathway investigation.
Quality & Documentation¶
What purity does RPL supply?¶
≥99.0% by HPLC at 214 nm.
Do you provide COA?¶
Yes — every batch ships with full COA.
Handling & Storage¶
How should retatrutide be stored?¶
-20°C (2+ years) or 2–8°C (12 months). Protect from light and moisture.
Recommended reconstitution solvent?¶
Bacteriostatic water (0.9% benzyl alcohol).
Can I vortex?¶
No — gently swirl only.
Supply¶
Package sizes?¶
10, 15, 20, 30, 40, 50, 60 mg per vial.
MOQ?¶
1 box (10 vials). OEM bulk available.
Lead time?¶
In-stock: 2 business days. Custom: 7–25 days.
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Official Technical Documentation
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