GOOD MOLECULES NIACINAMIDE SERUMPromote smooth, even skin and minimize the appearance of pores with Niacinamide Serum from Good Molecules. Formulated with 10% Niacinamide (vitamin B3), this lightweight serum helps to refine skin tone and texture for a brighter, healthier looking complexion. Why Its Special Niacinamide is clinically proven to improve the look of enlarged pores, uneven skin tone and texture, and dullness Niacinamide also helps to strengthen the skins barrier function