This independent UPLC lab test confirms GHK-Cu 50mg from Liberty Peptides at 99.4 purity. The analysis was conducted by Horizon Analytical on January 27, 2026.
GHK-Cu is a copper peptide complex researched for its role in skin health, collagen synthesis, and tissue repair. A purity level of 99.4 indicates minimal contamination and high-grade synthesis. The full certificate of analysis is available for download on this page.
Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.