Cu Peptide Before and After: What to Expect for Skin and Hair 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 Hot Selling Whitening Anti Aging Facial Serum Skin Care Ghk Cu Copper Peptide Serum 3ml Ghk Cu Copper Peptide Serum and Anti Aging Facial Serum price GHK Cu Copper Peptide Neck & Face Serum Before vs. after 3 months of GHK Cu peptide therapy smoother texture, more even tone, and skin that looks healthier overall. Small peptide, big difference