The Ordinary Niacinamide 10% + Zinc 1% Serum is a highly popular skincare product that is loved by many. Niacinamide is a form of vitamin B3 that helps to regulate sebum production, minimize the appearance of pores, and improve overall skin texture. Zinc is known for its anti-inflammatory properties and can help to calm and soothe the skin. This serum is suitable for all skin types and can be used to target concerns such as acne, congestion, and uneven skin tone.