For research use only. Not for human consumption. Not medical advice — consult a licensed clinician.

Independent test result

Retatrutide

by Simple Peptide· batch GR12-01062026-J

99.48 %

measured purity(HPLC)· January 7, 2026

HPLC purity
99.477
Net peptide content
13.77

How this batch compares

This batch measured 99.48%, 0.32 pts below Simple Peptide's average of 99.80% for this peptide over 22 batches, and 0.22 pts below the all-vendor average of 99.70% across 356 COAs from 46 vendors.

97.9% 100.0%
This batch 99.48% Vendor avg (22 batches) 99.80% Peptide avg (356 COAs) 99.70%
Where to buy

Product pages for this peptide at Simple Peptide