Longevity: Functional Medicine for Optimal Health and Wellness GHK Cu Peptide: What It Does for Body Composition and Metabolic Health Copper Peptide (GHK CU) 1% Serum GHK Cu Peptide Benefits for Skin and Hair LIVV Natural GHK Cu is the compound your body made at 25 and quietly stopped making., Most people find it in overpriced serums. Few understand what it actually does, or what happens when youre not careful., Watch All About GHK Cu, the Copper Peptide Reminding Your Skin How to Heal The Editor's Edit