St.Botanica B3 Niacinamide 10%, Zinc & Hyaluronic Acid 1% Professional Face Serum is a lightweight, non-greasy Serum formulated with 10% Niacinamide and 1% Zinc + 1% Hyaluronic Acid. This skin-refining formulation helps minimize the appearance of pores and fade away dark spots. With potent natural extracts such as Aloe Vera, Caffeine and Olive Leaf extract, this Face Serum helps in improving the overall skin texture and helps control the production of sebum. The product is free from harmful chemicals or toxins.