GHK Cu Copper Tripeptide 1 GHK Copper CAS:49557 75 7 Zehao Industry Co., Ltd. GHK Cu Copper Peptide Active Peptide Company Total Cosmetic Peptides This advanced peptide serum, powered by GHK Cu (Copper Tripeptide 1), is designed to visibly rejuvenate and refine your skin. Formulated with a bioactive brightening peptide complex, it helps improve Neurogan Health, Copper Peptide GHK CU, 120 mcg, 60 Tablets iHerb Meet the ingredient your skin has been waiting for. GHK Cu, or Copper Tripeptide 1, is one of the most researched anti ageing actives in skincare. It firms. It renews. It supports collagen. And now