Multiple choice

Deficiency of this vitamin leads to Pellagra disease ?

  1. Riboflavin

  2. Niacin

  3. Biotin

  4. Retinol

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pellagra is a systemic disease caused by a deficiency of niacin (Vitamin B3) or its precursor tryptophan. It is characterized by the 'three Ds': dermatitis, diarrhea, and dementia.