GHK Cu as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link GHK Cu Youthful Skin, Healthy Cells, Vibrant You. In Vitro and in Vivo Studies of pH Sensitive GHK Cu Incorporated Polyaspartic and Polyacrylic Acid Superabsorbent Polymer ACS Omega Combination of peptides GHK Cu, BPC 157, and TB 500: effectiveness in rejuvenation and tissue healing