This independent RP-HPLC lab test confirms GHK-Cu 50mg from Power Peptides at 99.993% purity. The analysis was conducted by Chromate on June 24, 2025.
GHK-Cu is a copper peptide complex researched for its role in collagen synthesis, skin health, and tissue remodeling. Testing shows 55.14mg actual peptide content with exceptional purity levels. Endotoxin levels measured at 0.177 EU/vial confirm safety standards.
The product arrives as a lyophilized peptide vial. The full certificate of analysis is available for download on this page.
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