The Ordinary's Niacinamide 10% + Zinc 1% Serum is a water-based formulation designed to enhance skin brightness, improve texture, and strengthen the skin’s moisture barrier. This serum contains a high concentration of niacinamide (vitamin B3) and zinc PCA to target dullness, uneven texture, and excess oil. It also helps reduce the appearance of pores and instantly boosts skin radiance.