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): GHK Cu Copper Peptide Shampoo Anti Hair Loss Shampoo Promotes New Peptide Labz Hair Growth Serum Intense with Copper Peptide GHK Cu Mayraki So excited about this peptide! GHK Cu serum and scalp solution available Fascinating peptide that helps to prevent and reduce fine lines and wrinkles. Applied topically on the scalp for hair growth.