GHK Cu Hair Growth 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. Copper peptides can be used in routines that include dermarolling but many people choose to separate them and focus on timing rather than applying immediately after. #ghkcu #copperpeptides Hair Growth Serum Intense with Copper Peptide GHK Cu