Ghk Cu Serum Peptides Intensive Serum Tripeptide 1 Ghk Cu Copper Peptide Acetyl Hexapeptide 8 Intensive Repair Reduces Wrinkle G Amazon.com: GHK Cu Copper Peptides Facial Serum with SNAP 8 for Fine Lines, Wrinkles, Firming, Deep Hydration & CollagenAll Skin Types(1 fl.oz 30ml) : Beauty & Personal Care The Science and Benefits of GHK Cu Peptide: Skincare, Hair Growth, and Beyond GHK Cu I've been using GHK Cu and personally noticed my wrinkles look less harsh and my skin looks more even. I've even noticed my skin looks a little more tan.. that's likely