The The Ordinary Niacinamide 10% + Zinc 1% (120ml) is a cult-favorite serum designed to promote clearer, smoother, and more balanced skin. With 10% Niacinamide (Vitamin B3) to visibly reduce blemishes and congestion, and 1% Zinc to help regulate sebum production, this lightweight formula targets excess oil and enlarged pores without over-drying your skin. It absorbs quickly, leaving a fresh, non-sticky finish that layers perfectly under moisturizer or makeup. Ideal for oily, combination, and blemish-prone skin, this serum helps restore a calm, even, and refined complexion with consistent use.