GHK CU 50 mg LIVV 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 Let's talk GHK Cu GHK Cu is a naturally occurring copper peptide that supports: Collagen production Tissue repair Skin rejuvenation Reducing Inflammation Healthy aging As levels decline with GHK Cu Peptide: What It Does for Body Composition and Metabolic Health GHK Cu by LVLUP Health