GHK CU Cosmetic for Healthy Skin Aging and Wrinkle Support 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 Biossance Squalane + Copper Peptide Rapid Plumping Serum This peptide reverses aging And it's been hiding in plain sight for decades. GHK Cu (Copper Peptide) is one of the most researched anti aging ingredients out there. Here's what it does: Boosts GHK CU Peptide for Skin Rejuvenation Wittmer Rejuvenation Clinic