Most people think GHK Cu works because it's a skin peptide. That's surface level thinking. #GHK Cu doesn't start with wrinkles, scars, or hairlines. It starts with cellular repair signalling. GHK Cu is a copper peptide Best Repairing Blue Copper Peptide Serum Anti Wrinkle Skin Face Ghk Cu Peptide Blue Copper Peptide Serum and Ghk Cu price Amazon.com: Ewecxine GHK Cu Copper Peptide Supplement, 300 mcg per Serving, Liposomal Formula, 100 Vegan Capsules Beauty Support Matrix with Biotin, Phytoceramides & Herbal Blend : Health & Household Copper Peptide Serum (GHK cu) Tripeptide 1 30ml 1 fl oz MELAO SKIN CARE