GHK-Cu (Copper Tripeptide-1) is a high-purity (≥99%) copper-peptide complex with a molecular weight of 403.9 Da. The sequence Gly-His-Lys chelated with copper(II) is extensively studied in wound healing, tissue repair, and skin biology research. Supplied as a blue crystalline powder, store at 2-8°C protected from moisture. Ideal for in-vitro studies examining collagen synthesis and extracellular matrix remodeling.