GHK Cu: A copper peptide that promotes skin repair and collagen production, improves hair growth, and supports tissue healing and anti aging at the cellular level., DM for 1:1 Peptide coaching! Fully GHK Cu Peptide: What It Does for Body Composition and Metabolic Health 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 In Vitro and in Vivo Studies of pH Sensitive GHK Cu Incorporated Polyaspartic and Polyacrylic Acid Superabsorbent Polymer ACS Omega