GHK Cu, peptide (glycyl L histidyl L lysine copper) is a naturally occurring copper peptide with a wide range of biological effects, especially noted for skin, healing, anti aging, and regenerative Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms Should Bodybuilders Take GHK Cu? Neurogan Health The tripeptide GHKCu complex ameliorates lipopolysaccharideinduced acute lung injury in mice Oncotarget In Vitro and in Vivo Studies of pH Sensitive GHK Cu Incorporated Polyaspartic and Polyacrylic Acid Superabsorbent Polymer ACS Omega GHK Cu: The Glow Peptide Supporting Skin, Hair, and more