What is Niacinamide The water-soluble vitamin B3 compound nicotinamide, also known as Niacinamide, is used to treat a variety of skin issues, including enlarged pores, uneven skin tone, ageing skin, and weakening skin barriers. Niacinamide “can be produced in almost all body cells, where it is integrated into Nicotinamide Adenine Dinucleotide (NAD) and Nicotinamide Adenine…