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English definition of “niacin”


noun [U]     /ˈnaɪə.sɪn/ specialized
one of the vitamin B complex found in foods such as wheat , beef , chicken , and milk , important for producing energy from food and for keeping the digestion and nervous system healthy Vitamins and minerals
(Definition of niacin noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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