Ingredients Hairgenetix GHK Cu, AHK Cu & PDRN Peptides Copper Peptide Hair Growth Serum 10% GHK Cu & 5% AHK Cu Hairgenetix AHK Cu Hair Elixir 4800mg 99% Hair Growth & Scalp Care Neurogan Health Most people are looking for one miracle solution for hair. But biology doesn't work like that. GHK Copper improves the quality of your scalp, with better collagen, better healing, and healthier tissue. AHK CU Peptide for Hair Growth Plu Labs Discovery Size (10 ml)