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

Independent test result

GHK-Cu

by Peptide Plugs· batch 121-A-D

99.87 %

measured purity(HPLC)· April 20, 2026

HPLC purity
99.87
Net peptide content
109.81

How this batch compares

This batch measured 99.87%, 0.26 pts above the all-vendor average of 99.61% across 142 COAs from 36 vendors.

85.6% 100.0%
This batch 99.87% Peptide avg (142 COAs) 99.61%