The BIO NATURE Niacinamide Brightening Toner (150ml) is a pH-balancing formula that targets hyperpigmentation, excess oil, and enlarged pores. Infused with a blend of 5% Niacinamide, Arbutin, Licorice Root, Tranexamic Acid, and Vitamin C, it evens out skin tone and improves texture without stripping the skin.