Independent test result
GHK-Cu
by Ion Peptide· batch GU50-03112026
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Purity not on file· tested March 18, 2026
How this batch compares
This batch has no measured purity on file. Across 24 tested batches of GHK-Cu from Ion Peptide, measured purity averages 99.60%. Across all vendors, GHK-Cu averages 99.65% over 227 COAs.
85.6% 100.0%
Vendor avg (24 batches) 99.60% Peptide avg (227 COAs) 99.65%