Liposomal Copper GHK Fullscript GHK Cu Copper Peptide Supplement, 300 mcg per Serving, Liposomal Formula, 120 Vegan Capsules Beaut GHK CU Copper Peptide, Face Serum, 1 oz (30 ml) Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule GHK Cu Peptide for Skin & Hair Facial Serum & Scalp Solution Liposomal Copper GHK Fullscript