This serum contains a high concentration of niacinamide. Combined with hyaluronic acid, it moisturizes and protects. This serum is PH balanced for optimal function of Niacinamide. It is simple, pure, and effective, without any added chemicals or silicone. Use this serum anytime, as often as you need. It is very lightweight, and one drop/pump is all you need. Benefits of Niacinamide: Protects skin by boosting production of ceramide and lipid barrier, which in turn maintains moisture…