GHK Copper Peptide GHK Cu Tripeptide 1 GHK CU Peptide for Skin Rejuvenation Wittmer Rejuvenation Clinic GHK CU 50 mg LIVV Cellular Reset Epithalon + GHKCu in Chicago Longevity & Skin Regeneration Peptide Therapy at Better Med Spa Dr Tahera explains that the topical version of GHK Cu and how it supports skin repair and rejuvenation. This is the cream based approach. Injectables? We'll cover that next. Because understanding your options matters.