Professional The results speak for themselves. GHK Cu Peptide Serum by NanoSkin. Copper peptides, deep hydration and barrier support, all in one daily serum. Your skin deserves this. Facebook The science behind social media's peptide obsession Scientific American Unlocking the Secrets of GHK Cu: The Revolutionary Peptide for Youthfu Repair Sun Damaged Skin with Vitali's GHK Cu Copper Peptides Vitali Skincare GHK Cu (Copper Peptide) is a naturally occurring peptide in the body that binds with copper to support cell repair and renewal. As we age, our levels decrease and thats where supplementation or