5 Peptides PowerCopper Peptide Hair Growth Serum GHK CU + AHK CU Complex for Thicker Hair Scalp Recovery & Follicle Support Multi Peptide Hair Care Formula TikTok Shop AHK Cu 1g (Topical, raw) Polaris Peptides Copper Peptide Hair Growth Treatment GHK cu, AHK cu, Licorice Root Extract, Ginseng Root Extact AHK Cu Copper Peptide Hair Tonic for Fuller Looking Hair Discovery Size (10 mL) Pure science. Powerful results. Experience Pure Copper Power with Hairgenetix's Extra Strength Copper Peptide Hair Growth Serum, formulated with 10% GHK Cu and 5% AHK Cu to support hair growth where it matters most