A Theoretical Link Between the GH IGF 1 Axis and Cytokine Family in Children: Current Knowledge and Future Perspectives HGH: THE IGF 1 INSULIN AXIS IS A TRUE DR. JEKYLL AND MR. HYDE ON ONES' HEALTH PUR FORM GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B 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