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Home > Important Vitamins > Question

Pellagra (characterized by Dermatitis, Diarrhea, Dementia) occurs due to deficiency of ___________?

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A) Vitamin B3 (Niacin)
B) Vitamin B1 (Thiamine)
C) Vitamin B6 (Pyridoxine)
D) Vitamin B12

Correct Answer: A) Vitamin B3 (Niacin)

Reason: Pellagra is caused by a severe deficiency of Vitamin B3 (Niacin). Related MCQs: It is classically known by the '3 D's'—dermatitis, diarrhea, and dementia.

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