Independent test result
GHK-Cu
by Eternal Peptides· batch EP-250810-GH50
99.37 %
measured purity· December 3, 2025
How this batch compares
This batch measured 99.37%, 0.27 pts below the all-vendor average of 99.64% across 181 COAs from 40 vendors.
85.6% 100.0%
This batch 99.37% Peptide avg (181 COAs) 99.64%