Independent test result
GHK-Cu
99.80 %
measured purity· December 11, 2025
How this batch compares
This batch measured 99.80%, 0.18 pts above the all-vendor average of 99.62% across 149 COAs from 38 vendors.
85.6% 100.0%
This batch 99.80% Peptide avg (149 COAs) 99.62%