The Ordinary Niacinamide 10% + Zinc 1% Serum promotes the appearance of smooth, radiant skin, utilising the technology of advanced science and high concentrations of vitamins and minerals. Lightweight and balanced, the serum enriches the skin with a 10% concentration of niacinamide (vitamin B3), which helps to visibly brighten the skin. The formula is enhanced with zinc PCA to help soothe the look of redness while absorbing excess oil. Skin appears refined and illuminated as the skin’s natural barrier feels reinforced.