PSA] Finally, a Dr. explains the mechanism behind the "copper uglies" : r SkincareAddiction 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 Give it like 6 8 weeks to see results. And without the painful side effects In Vitro and in Vivo Studies of pH Sensitive GHK Cu Incorporated Polyaspartic and Polyacrylic Acid Superabsorbent Polymer ACS Omega GHK Cu Topical Cream