Research peptides studied for dermatological applications including collagen synthesis, skin repair, and photoaging. Includes GHK-Cu — the most extensively studied peptide in skin and wound healing research with over 50 years of published preclinical literature. All compounds independently tested by Vanguard Laboratory to ≥99% purity minimum. For research use only.
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Glycyl-L-Histidyl-L-Lysine copper complex. Most widely studied cosmetic and skin repair peptide. ≥99% purity — independently verified by Vanguard Laboratory, ISO/IEC 17025:2017 accredited. Batch-specific COA with every order. For research use only — not for human consumption.
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