Neurogan Health, GHK Cu Copper Peptide, Hair & Scalp Serum Before and after begins with consistency. Our 10% GHK Cu formula is engineered for deep absorption to support scalp health and visible density. 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. Hair Growth Serum Intense with Copper Peptide GHK Cu GHK CU Hair Loss & Regrowth Treatment Therapy Vitality Health GHK Cu for hair growth does it actually work? Short answer: no. GHK Cu can be great for skin but when it comes to hair growth, the evidence just isn't there. And this