GHK Cu 50mg Particle Peptides 2% GHK CU Copper Peptide Serum for Hair Growth and Scalp Care 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 Fraley Whats the difference between GHK Cu (copper peptide) as a topical cream vs an injection? In this video I break down: What GHK Cu is and why its used in anti aging skincare What results GHK CU: Promote Hair Growth & Thicker Follicles Evolve