Frontiers Dual Characters of GH IGF1 Signaling Pathways in Radiotherapy and Post radiotherapy Repair of Cancers 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 GHK Cu is everywhere right now. Hair growth, skin repair, inject this and look 25 again. You can inject GHK for years, but if the body receiving the signal isn't set up to Exploring the Therapeutic Potential of Targeting GH and IGF 1 in the Management of Obesity: Insights from the Interplay between These Hormones and Metabolism