GHK Cu Peptide: What It Does for Body Composition and Metabolic Health Peptide GHK CU Cream Concierge MD 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 Even though dark under eyes arent my constant struggle, i do get them when im running low on sleep and using the Abib Glutathione Kojic Acid Eye Patch Vita Jelly has made a difference. But i dont