GHK Cu Topical Gel Transparent Peptides 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 you're not PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction GHK Cu Peptide Benefits for Skin and Hair LIVV Natural GHK Copper Peptide Spray LowTE Florida