Amazon.com: Neurogan GHK Cu (Copper Peptide) Neck & Face Serum 1,200mcg (1 oz bottle) : Beauty & Personal Care GHK CU: Promote Hair Growth & Thicker Follicles Evolve GHK CU Before and After Pictures Topical GHK Cu Skin Results, Face Serum Reviews & Photo Results Neurogan Health They said the Topical Copper Peptide is Cope so we had to show them that it really work!, This maybe is the strongest Topical version in Europe ( 3% Blue Copper Peptide Complex ) , Only found at:, GHK Cu 10 g (10% Concentrate, 100,000 ppm) Lrak Technologies