Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with Ghk cu + BPC 157 E book, Peptide Therapy E book, Anti aging Informative E book, Ghk cu _copper Peptide, Bpc 157_gastric Pentadecapeptide Pdf Etsy GHK Cu Face Serum 1200MG Lab Tested & High Potency Neurogan Health 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 Anti Aging] "Combining GHK Cu with red light has seen a 70% increase in collagen and a 230% increase in fibroblasts." Study with foundations out of MIT & Harvard. At a dose only required