Casida Niacinamide Serum – For an even, fresh complexion The Casida Niacinamide Serum combines highly concentrated niacinamide (vitamin B3) with nourishing aloe vera and zinc – for a visibly refined, balanced, and well-cared-for complexion. Ideal for daily facial care and suitable for all skin types. Balancing & refining care Niacinamide supports the natural skin function, refines pores, and helps