Scrabble & Words with friends points
- niacin is a valid Scrabble US word with a point value of 8
- niacin is a valid Scrabble UK word with a point value of 8
- niacin is a valid Words with friends word with a point value of 11
Definition of niacin
- a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract (noun)
Synonyms
- nicotinic acid
See definition of niacin in Merriam Webster