Ingredients Hairgenetix GHK Cu, AHK Cu & PDRN Peptides More than hair its cellular support , GHK CU is a well studied copper peptide known for its role in supporting:, Healthier looking hair & scalp environment, Hair that appears thicker, Your skincare isn't working. But your hair is the real signal. If you're noticing thinning, shedding, or less density it's not random. And it's not just genetics. Meet GHK Cu (copper peptide): Peptides for Hair Growth 101: Unlock Fuller Hair Fountain Health NYC GHK Cu Peptide GHK Cu (Copper Peptide) Deep Dive: Mechanisms, Benefits, Risks, Forms, & Dosing