Medical Dictionary

niacinamide

noun ni·a·cin·amide \ˌnī-ə-ˈsin-ə-ˌmīd\

Medical Definition of NIACINAMIDE

:  a bitter crystalline basic amide C6H6N2O that is a member of the vitamin B complex and is formed from and converted to niacin in the living organism, that occurs naturally usually as a constituent of coenzymes, and that is used similarly to niacin—called also nicotinamide

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