Independent test result
GHK-Cu
by Peptide Supply Co.· batch PSCGHK50001
99.63 %
measured purity(HPLC)· February 11, 2026
- HPLC purity
- 99.63
- Net peptide content
- 50.92
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How this batch compares
This batch measured 99.63%, 0.07 pts below Peptide Supply Co.'s average of 99.70% for this peptide over 4 batches, and right at the all-vendor average of 99.64% across 286 COAs from 60 vendors.
85.6% 100.0%
This batch 99.63% Vendor avg (4 batches) 99.70% 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 Peptide Supply Co.
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