Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum Just wrapped up a 12 week run with GHK Cuand the results were , Smoother, healthier looking skin (felt tighter, more refreshed) Thicker, stronger hair over time Faster recovery from workouts Amazon.com: GHK Cu Copper Peptide Supplement, Anti aging and revitalizing skin, strengthening hair roots: Precision nutrition capsules improve skin elasticity and increase hair density, 90 vegan capsules. : Health & Household Struggling with hair thinning or shedding? Meet GHK Cu, the topical peptide everyone is talking about and NO, it's not an injection! This powerful serum helps: Reduce shedding Neurogan Health, Copper Peptide GHK CU, 120 mcg, 60 Tablets iHerb