111SKIN’s Y Theorem Repair Light Serum Nac Y2 is crafted to rejuvenate and brighten the complexion. Its feather-light, water-like consistency is absorbed in moments, leaving the skin feeling softer and smoother.Infused with NAC Yu00acu2264u201au00d1u00a2, Niacinamide, and Liquorice Root, the serum helps reduce inflammation and lighten dark spots, while combating fine lines and wrinkles. Enhanced with Vitamin C, Centella Asiatica, and Pink Rock Rose Extract, it promotes collagen production and calms the skin, delivering continuous hydration for a radiant look.