Ever heard of GHK Cu peptide? It's a naturally occurring copper peptide that helps repair tissue, stimulate collagen, and support skin healing. When used in injectable form, it works at a deeper level Do you know what this little blue injection is? It's called GHK Cu aka the Glow Peptide I've always believed in peptides for skincare, but honestly I never thought about The Complete Peptide Guide: Reconstitution, Injection & Storage Extension Health Subcutaneous Injection Sites and Instructions for Safe Self Administration