Niacinamide - the all-rounder for your skin Niacinamide, also known as vitamin B3, is a true all-rounder in skin care. This versatile vitamin has a variety of positive effects on the skin: it regulates sebum production, refines pores, reduces redness and strengthens the skin barrier. Niacinamide also lightens pigment spots and ensures an even complexion. Whether you suffer from acne, dry skin or simply a pale complexion - niacinamide can significantly improve your skin health.