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 GHK CU COPPER PEPTIDE 5MG 10MG 50MG 100MG VIAL UMBRELLA Labs Hair Growth Serum Intense with Copper Peptide GHK Cu Figure 3 from GHK Copper Peptide in Skin Remodeling and Anti Aging ! GHK Cu in Skin Remodeling Semantic Scholar Copper Peptide Hair Growth Serum for Hair Loss & Thinning Hair Feline Skinscience Does ghk cu stimulate hair regrowth for male pattern baldness?