Independent test result
GHK-Cu
by Glacier Aminos· batch GHK50GA-02
99.85 %
measured purity(HPLC)· February 19, 2026
- HPLC purity
- 99.854
- Net peptide content
- 57.88
New to reading a COA? See how to read a peptide COA →
How this batch compares
This batch measured 99.85%, 0.06 pts above Glacier Aminos's average of 99.79% for this peptide over 5 batches, and 0.22 pts above the all-vendor average of 99.64% across 286 COAs from 60 vendors.
85.6% 100.0%
This batch 99.85% Vendor avg (5 batches) 99.79% Peptide avg (286 COAs) 99.64%
Compare pricing
See GHK-Cu pricing across 60 verified vendors
Merit's price comparison page pulls current listings so you can cross-check purity history vendor by vendor before you buy.
Where to buy
Product pages for this peptide at Glacier Aminos
Keep exploring