GHK CU 50MG Lux synth aminos By adding Copper Amino Isolate Lipid 1% to your routine (CAIL 1%), Pal GHK Cu triggers the skin's natural production of collagen to maintain the skin's structure. Our patented form of Pal GHK Cu, helps peptides GHK Cu may Prevent Oxidative Stress in Skin by Regulating Copper and Modifying Expression of Numerous Antioxidant Genes Copper peptide our favorite active ingredient IDOLAB GHK Cu (1) Quality Approved