Copper Peptide GHK CU Conditioner for Hair Growth Mall of California GHK Cu Copper Peptide Benefits, Uses & Safety Intra V Copper Peptide Hair Growth Treatment GHK cu, AHK cu, Licorice Root Extract, Ginseng Root Extact Small molecules. Powerful results. Experience Peptide Power with Hairgenetix's advanced Copper Peptide Hair Growth Serum, formulated with 10% GHK Cu and 5% AHK Cu to support hair health at the follicle level. Helps