Explore the Unique NAG Anti-aging Skin Lightener with Niacinamide (vitamin B3) Serum N-Acetyl Glucosamine is the main component of hyaluronic acid, a major skin component that plays an key role in the youthfulness of your skin. It plumps up the appearance of your skin. Studies showed that N-Acetyl Glucosamine dark spots and lightning the skin reduces facial and protects skin cells from free radicals and oxidative stress. The effect of skin brightening of N-Acetyl Glucosamine is further boosted when it is combined with niacinamide (vitamin B3) in a skincare formula. The skin rejuvenation, brightening, and smoothing properties of N-Acetyl Glucosamine are better than Alpha Hydroxy Acids. N-Acetyl Glucosamine is suited all skin types including hyper-sensitive skin. If you suffer from hypertension, uneven skin tone, or darker tone from sun damages, our Nag Anti-aging and skin Lightner is the best.