Let's talk about GHKU CU GHK Cu: The Regenerative Glow Peptide GHK Cu (Copper Peptide) is a naturally occurring peptide in your body that plays a powerful role in cellular repair, skin How to look much younger within a year GHK Cu is one of the most studied skin peptides on the planet, it stimulates collagen production, improves firmness, and helps skin recover from damage. 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 Copper Peptide Regenerating Serum for Glowing Skin and Hair