If you’ve ever been troubled by sensitive skin, Cos De BAHA’s Niacinamide 20 Serum will be the answer to that. The Niacinamide added to the serum has recently gained huge popularity among skin-conscious people. In the past, people have been very concerned about ingredients that have dramatic effects such as retinol and BHA, and that can cause side effects if used incorrectly. However, Niacinamide can be used regardless of skin problems or type of skin.
