NOLUVA Copper Peptide Hair Regrowth Serum GHK Cu & AHK Cu 30ml British Harmonia Natural Makeup & Fragrance by British Harmonia UK Copper Peptide Hair Growth Treatment GHK cu, AHK cu, Licorice Root Extract, Ginseng Root Extact 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 Copper Peptides (GHK Cu) & Beard Growth : r Minoxbeards