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
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 4 batches, and 0.10 pts above the all-vendor average of 99.61% across 142 COAs from 36 vendors.
85.6% 100.0%
This batch 99.71% Vendor avg (4 batches) 99.78% Peptide avg (142 COAs) 99.61%
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.