The Notable Benefits of Copper Peptides for the Body GHK Cu Copper Peptide for Hair Loss: Results, Mechanism, and What to Expect GHK CU Copper Peptide, Face Serum, 1 oz (30 ml) 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 Felicite Did you know GHK Cu is one of the most studied peptides for skin health and tissue repair? This copper peptide has been explored for its potential to: Boost