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

Independent test result

GHK-Cu

by BioLongevity Labs· batch 11-3-46057

99.81 %

measured purity(HPLC)· February 13, 2026

HPLC purity
99.81
Net peptide content
79.67

How this batch compares

This batch measured 99.81%, 0.11 pts above BioLongevity Labs's average of 99.70% for this peptide over 10 batches, and 0.20 pts above the all-vendor average of 99.61% across 142 COAs from 36 vendors.

85.6% 100.0%
This batch 99.81% Vendor avg (10 batches) 99.70% Peptide avg (142 COAs) 99.61%
Where to buy

Product pages for this peptide at BioLongevity Labs