GHK Cu as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link Copper Peptide (GHK Cu): Clinical Uses, Stability & Compounding Tips Proposed acidic degradation pathway of GHKCu in acidic solution. Download Scientific Diagram 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