Independent test result
GHK-Cu
by Reta One Labs· batch GK500925
99.71 %
measured purity(HPLC)· September 24, 2025
- HPLC purity
- 99.708
- Net peptide content
- 48.03
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How this batch compares
This batch measured 99.71%, 0.08 pts below Reta One Labs's average of 99.78% for this peptide over 6 batches, and 0.07 pts above the all-vendor average of 99.64% across 286 COAs from 60 vendors.
85.6% 100.0%
This batch 99.71% Vendor avg (6 batches) 99.78% Peptide avg (286 COAs) 99.64%
Compare pricing
See GHK-Cu pricing across 60 verified vendors
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Where to buy
Product pages for this peptide at Reta One Labs
From the same lot
Other tests in lot GK500925
Same batch, independently tested. Cross-confirm the purity claim.