The Ordinary The Ordinary Niacinamide 10% + Zinc 1% 30ml PLEASE NOTE: any reasonable offer won't reject it ,so please give it a shot if you're interested to Purchase Condition: Brand New Open Box (Shipped Bulk) Product details High-strength vitamin and mineral blemish formula that visibly regulates sebum and minimizes pores. This products have NO safety seal. Visibly regulates sebum and minimizes pores. Niacinamide (Vitamin B3) is indicated to reduce the appearance of skin blemishes and congestion. A high 10% concentration of this vitamin is supported in the formula by zinc salt of pyrrolidone carboxylic acid to balance visible aspects of sebum activity. Contraindications: If topical Vitamin C (L-Ascorbic Acid and/or Ethylated L-Ascorbic Acid) is used as part of skincare, it should be applied at alternate times with this formula (ideally Vitamin C in the PM and this formula in the AM). Otherwise, Niacinamide can affect integrity of the Vitamin C.