Pellagra is caused through the deficiency of-

Correct option is B

The correct answer is (b) Niacin.
· Pellagra is a disease caused by the deficiency of niacin (Vitamin B3). It is characterized by symptoms often referred to as the "three Ds": Dermatitis, Diarrhea, and Dementia. If left untreated, it can be fatal.
Information Booster:
· Ascorbic acid : Deficiency causes scurvy.
· Riboflavin : Deficiency causes ariboflavinosis, which can lead to mouth sores and skin disorders.
· Folic acid : Deficiency causes anemia and can lead to complications during pregnancy.