GHK Cu is more than a skincare trend its a copper peptide involved in repair, regeneration, and cellular signaling., This peptide has been studied for its connection to collagen production, skin If You're in Midlife and Feeling Stuck Read This. Hip2Save Peptides: The growing W E L L N E S S trend that everyone is talking about! You may have heard about BPC 157 and GHK Cu two peptides gaining attention in GHK Cu LVLUP Health Neurogan Health, Copper Peptide GHK CU, 120 mcg, 60 Tablets iHerb