Question

Main cause of beri-beri disease is

• A. vitamin $B_{12}$ deficiency
• B. vitamin $B_1$ deficiency
• C. vitamin $B_2$ deficiency
• D. vitamin $B_6$ deficiency

Answer 1

Answer: (B)

Beri-beri is caused by the deficiency of vitamin- $B_1$, also called thiamine or anti beri-beri or antineuritic factor.