Struggling with hair thinning or shedding? Meet GHK Cu, the topical peptide everyone is talking about and NO, it's not an injection! This powerful serum helps: Reduce shedding Amazon.com: Neurogan GHK Cu + AHK Cu Hair Serum Pro Lightweight Scalp Serum with Dual Copper Peptides Daily Hair & Scalp Use, Cosmetic Product : Beauty & Personal Care GHK Cu Peptide for Skin & Hair Facial Serum & Scalp Solution GHK Cu Copper Peptide Hair & Scalp Serum YanaSecrets GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true? Copper peptide, known as GHK Cu, has