Versatile, gentle, and endlessly compatible, niacinamide is a form of vitamin B3 that has earned a devoted following in modern skincare. Niacinamide skincare shows up in serums, moisturizers, toners, and eye creams designed to refine the look of pores, balance shine, calm visible redness, and brighten uneven tone. It pairs beautifully with most routines and suits nearly every skin type, leaving the complexion looking smoother, clearer, and more luminous.