Independent test result
GHK-Cu
99.80 %
measured purity· December 11, 2025
How this batch compares
This batch measured 99.80%, 0.19 pts above the all-vendor average of 99.61% across 142 COAs from 36 vendors.
85.6% 100.0%
This batch 99.80% Peptide avg (142 COAs) 99.61%