GHK Cu may Prevent Oxidative Stress in Skin by Regulating Copper and Modifying Expression of Numerous Antioxidant Genes Reducing Redness & Inflammation with GHK Cu Copper Peptides Vitali Skincare Discover the origin of copper peptides, how they work, and why they've become a coveted addition to modern routines. The GHK Cu pen works. But needles at home were never the answer. We took the same clinically backed copper peptide complex and put it into a serum you can use in 30 seconds, Copper peptide(GHK Cu) TFA salt 89030 95 5 FC138108