Crystal-C exfoliates and purifies the skin with Glycolic Acid and Lactic Acid, two of the most popular AHAs. This toner exfoliates the skin without the harsh effects of physical exfoliators and will leave your skin with a beautiful glow. It is also contains Niacinamide, Licorice Root Extract, and Lentinus Edodes Extract which can greatly help improve the texture and appearance of dull skin.