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

Independent test result

GHK-Cu

by EZ Peptides· batch EZP-GHK5005072026-14

99.70 %

measured purity· May 15, 2026

How this batch compares

This batch measured 99.70%, 0.12 pts below EZ Peptides's average of 99.82% for this peptide over 7 batches, and 0.06 pts above the all-vendor average of 99.64% across 181 COAs from 40 vendors.

85.6% 100.0%
This batch 99.70% Vendor avg (7 batches) 99.82% Peptide avg (181 COAs) 99.64%