This independent LC-MS lab test confirms GHK-Cu 50mg from BioLongevity Labs at 99.71% purity. The analysis was conducted by MDx BioAnalytical Laboratory, Inc. on April 27, 2026.
GHK-Cu is a copper peptide complex researched for its role in skin regeneration, collagen synthesis, and anti-aging effects. A purity level of 99.71% indicates high-grade synthesis with minimal contamination. Endotoxin testing passed at <0.05 EU/mL.
The full certificate of analysis is available for download on this page.
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