For research use only. Not for human consumption. Not medical advice — consult a licensed clinician.

Independent test result

GHK-Cu

by Skye Peptides· batch GHK25-100-002

99.95 %

measured purity(HPLC)· July 14, 2025

HPLC purity
99.955
Net peptide content
107.82

How this batch compares

This batch measured 99.95%, 0.15 pts above Skye Peptides's average of 99.80% for this peptide over 5 batches, and 0.34 pts above the all-vendor average of 99.61% across 142 COAs from 36 vendors.

85.6% 100.0%
This batch 99.95% Vendor avg (5 batches) 99.80% Peptide avg (142 COAs) 99.61%
Where to buy

Product pages for this peptide at Skye Peptides

From the same lot

Other tests in lot GHK25-100-002

Same batch, independently tested. Cross-confirm the purity claim.