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 Asterwood Naturals Copper Peptides Serum VS The Ordinary Multi NAC vs Glutathione: Comparing Antioxidant Powerhouses for Your Health IVDrips 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 GHK CU Averix Labs