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This independent HPLC-MS lab test confirms GHK-Cu 50mg from BetterBio Synthesis at 99.538% purity. The analysis was conducted by Freedom Diagnostics on February 11, 2026.
GHK-Cu is a copper peptide researched for its role in skin health, collagen synthesis, and tissue repair. A purity level of 99.538% indicates minimal contamination and high-grade synthesis.
The full certificate of analysis is available for download on this page.

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