100 MG

GHK-Cu is a synthetic copper peptide complex composed of the tripeptide glycyl-L-histidyl-L-lysine bound to a copper(II) ion. Extensively studied in preclinical research for its role in skin remodeling, tissue repair, and antioxidant pathways. Lyophilized powder, ≥99% purity, third-party tested. For laboratory and research use only — not for human consumption.