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 GHK Cu Protocols and Dosages The Peptide Report A Dermatologist's Take on the Copper Peptide (GHK Cu) Trend Liposomal Copper GHK mL QS0137 Quicksilver Scientific GHK Cu Copper Peptide Supplement, Promotes Skin Repair, Reduces Wrinkles CTDE PARIVAR