Independent test result
GHK-Cu
by Peptide Plugs· batch 121-A-D
99.87 %
measured purity(HPLC)· April 20, 2026
- HPLC purity
- 99.87
- Net peptide content
- 109.81
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How this batch compares
This batch measured 99.87%, right at Peptide Plugs's average of 99.86% for this peptide over 2 batches, and 0.23 pts above the all-vendor average of 99.64% across 286 COAs from 60 vendors.
85.6% 100.0%
This batch 99.87% Vendor avg (2 batches) 99.86% Peptide avg (286 COAs) 99.64%
Compare pricing
See GHK-Cu pricing across 60 verified vendors
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From the same lot
Other tests in lot 121-A-D
Same batch, independently tested. Cross-confirm the purity claim.