Independent test result
GHK-Cu
by Reta One Labs· batch GK1000426
99.86 %
measured purity· April 15, 2026
How this batch compares
This batch measured 99.86%, 0.08 pts above Reta One Labs's average of 99.78% for this peptide over 6 batches, and 0.21 pts above the all-vendor average of 99.65% across 222 COAs from 41 vendors.
85.6% 100.0%
This batch 99.86% Vendor avg (6 batches) 99.78% Peptide avg (222 COAs) 99.65%
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