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 Hair Foam for Women Cosmetic Scalp Support by Eden Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK Cu Serum Is Changing What Customers Expect From Hair Care Morningstar Before and after begins with consistency. Our 10% GHK Cu formula is engineered for deep absorption to support scalp health and visible density. Amazon.com : Truth Guy GHK CU Anti Aging Copper Peptide Serum for Skin & Hair Growth, with Carbon 60 for Fuller Hair, Beard and Lashes Boost Hair Growth & Reduce Aging Effect One