GHK Cu may Prevent Oxidative Stress in Skin by Regulating Copper and Modifying Expression of Numerous Antioxidant Genes My Girls!!!! I cannot stop thinking about GHK Cu and I refuse to be the only one. Your body made this copper peptide for you naturally and stopped around your mid thirties. Thats not a GHK Cu Injectable Team Wellcore GHK Cu is the compound your body made at 25 and quietly stopped making., Most people find it in overpriced serums. Few understand what it actually does, or what happens when youre not careful., Watch