Ghk cu results so far! This is only 3 weeks of using ghk cu 1 mg 5 days a week, also she added it to her tallow cream that she use BioCellMED: GHK cu Copper Peptide Face Serum with Plant Stem Cell Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK Cu Serum Is Changing What Customers Expect From Hair Care Morningstar 12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing. Alright, I need to give you an updateit's been 12 weeks since I started using GHK