Should Bodybuilders Take GHK Cu? Neurogan Health PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction 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 GHK Cu Injections NOW AVAILABLE AT DNJ Shipped directly to your home for self injection We're excited to now offer injectable GHK Cu (Copper Peptide) at DNJ Med Boutique, available through direct