6 month GHK CU check in Main takeaway: skin transformation takes time. GHK CU peptide binds to copper and activates genes involved in wound healing, collagen synthesis, and skin remodeling. On the face, this translates GHK Cu Peptide for Skin & Hair Facial Serum & Scalp Solution GHK Cu (Copper Peptide) Cream 30gm Valhalla Vitality Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule GHK CU Copper Peptide, Face Cream, 2 oz (60 ml) Revitalize Your Skin: The Benefits of Copper Peptide for Youthful Glow