GHK Cu is a copper peptide known for its regenerative and anti aging properties , This topical cream may help support collagen production, improve skin quality, reduce inflammation, and even support 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 Copper Amino Isolate Lipid 1% (CAIL) NIOD Repost from @drkimspago Wait Copper Uglies made you quit your copper peptides?! Before you toss itlet's talk about what's actually happening. Most of the time, it's not the GHK Cu (copper Copper Peptides vs Retinol: Do You Need Both? Nubeean Noosa