Microlift Renewal Cream with GHKCu in Chicago Copper Peptide Collagen Cream at Better Med Spa GHK cu Face Serum Super Peptide Serum Anti Aging Facial Oil with Copper Tripeptides for Plumping and Firming with Witch Hazel 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 Before vs. after 3 months of GHK Cu peptide therapy smoother texture, more even tone, and skin that looks healthier overall. Small peptide, big difference