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

Independent test result

GHK-Cu

by Peptide Supply Co.· batch cmpa6puuq001n73rxkvqooapa

99.67 %

measured purity(HPLC)· January 14, 2026

HPLC purity
99.675
Net peptide content
103.02

How this batch compares

This batch measured 99.67%, 0.08 pts below Peptide Supply Co.'s average of 99.76% for this peptide over 3 batches, and 0.06 pts above the all-vendor average of 99.61% across 142 COAs from 36 vendors.

85.6% 100.0%
This batch 99.67% Vendor avg (3 batches) 99.76% Peptide avg (142 COAs) 99.61%
Where to buy

Product pages for this peptide at Peptide Supply Co.