The Ordinary Niacinamide 10% + Zinc 1%A multipurpose serum for blemish prone skin, targeting textural irregularities, dryness, dullness, visible shine, and signs of congestion. Description Niacinamide 10% + zinc 1% serum is a water based formula designed to enhance skin brightness, improve texture, and strengthen the skin's barrier. It contains a high 10% concentration of niacinamide (vitamin b3) and zinc pca. This lightweight serum can improve skin radiance and luminosity, reinforcing