Independent test result
Cortagen
by Peptidology· batch 1671
99.80 %
measured purity· February 13, 2026
How this batch compares
This batch measured 99.80%, 0.15 pts above the all-vendor average of 99.65% across 2 COAs from 2 vendors.
98.9% 100.0%
This batch 99.80% Peptide avg (2 COAs) 99.65%