Asterwood Naturals Copper Peptides Serum VS The Ordinary Multi NAC is more than an antioxidant it's the building block of glutathione, the body's most powerful defense molecule. Unlike many supplements, NAC has decades of clinical use supporting: Respiratory health Breaking: more people are starting to explore copper peptides over retinol Not because retinol is bad but because people are beginning to understand how different ingredients actually work. GHK Cu is something your 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 Active just means the serum contains a functional, lab verified concentration of real GHK Cu copper peptide not just colour or trace copper. Our formula includes 300mg of pure GHK Cu (1% concentration) in Acetylcysteine, N acetylcysteine, NAC drug molecule. It is an antioxidant and glutathione inducer. Skeletal chemical formula on the dark blue backgrou Stock Photo Alamy