Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms Copper Peptides and Cell Interaction Research Studies Reactive oxygen generation by minimal copper binding peptide motifs bioRxiv How GHK Peptide Works Signaling GHK acts as a switch for skin repair: Interacts with adenosine receptors reduces inflammation Activates MAPK ERK, PI3K Akt, TGF pathways Stimulates fibroblasts & keratinocytes boosts collagen, elastin Does GHK Cu Really Work? 40 Years of Research Reviewed