Is GHK Cu a Promising Path to Better Healthspan and Longevity? by Peter Marino, M.S. CHC CPT Medium 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 GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B GHK Cu Peptide: Turn Back the Clock Naturally Calibrate Hydration 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 GHK Cu Copper Peptide: The Ultimate Peptide For Longevity