Two new treatments, now available Copper Peptide Skin Complex brings prescription grade GHK Cu Acetate to support skin repair and renewal at the cellular level. Lash Growth Serum combines bimatoprost and latanoprost, prescription strength Copper Peptide Hair Growth Conditioner GHK Cu for Hair Loss Hairgenetix GHK Cu Copper Peptide Benefits, Uses & Safety Intra V Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK Cu Serum Is Changing What Customers Expect From Hair Care How long will a 50 mg supply of GHKCu last when dosing 2 mg daily for five consecutive days followed by two days off each week?