Before and after begins with consistency. Our 10% GHK Cu formula is engineered for deep absorption to support scalp health and visible density. 2 weeks in on GHK Cu and the glow is REAL., Brighter complexion, More even skin tone, Less breakouts, Softer fine lines, Thicker, fuller hair, This is just the beginning. Consistency is I posted about GHK CU about two weeks ago and had a ton of people ask me questions about it in terms of how it works, but also asking about my personal experience. I am not done treatment yet, but in 2% GHK CU Copper Peptide Serum for Hair Growth and Scalp Care