The Tripeptide, GHK, Induces Programmed Cell Death in SH SY5Y Neuroblastoma Cells OMICS International Peptide Half Life Cheat Sheet , Stop guessing your schedule know exactly when & how often to dose. , Your go to reference: , BPC 157 4h Daily (often split) , TB 500 2 3 days GHK CU Receptor Chem 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