Niacin

**Definition:** A water-soluble vitamin of the B complex occurring in various animal and plant tissues. It is required by the body for the formation of coenzymes NAD and NADP. It has PELLAGRA-curative, vasodilating, and antilipemic properties.

**Tree numbers:** - D03.066.515.475 - D03.383.725.547.475

**Synonyms:** - 3-Pyridinecarboxylic Acid - Nicotinic Acid