Has anyone tried aGHK CU serum for hair? It's a copper peptide based serum for hair. : r FemaleHairLoss Cellular Glow Hair Serum 10% GHK Cu + 5% AHK Cu Peptides GHK Cu vs AHK Cu: Which Copper Peptide Is More Effective? 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 Copper Peptide Hair Growth Treatment GHK cu, AHK cu, Licorice Root Extract, Ginseng Root Extact AHK Cu vs. GHK Cu Peptides: Key Differences in Copper Mediated Signaling Research