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A member asked:

What causes b vitamin deficiency to lead to lack of energy?

A doctor has provided 1 answer

Cofactor: Vitamin b, particularly B12 but to some extent most of the b vitamins helps couple with nervous system. Your nerves need certain amount to function optimally. So need to make sure you have adequate amounts or people feel either nervous/apathetic or generally drained.

Answered 6/24/2014

5.2k views

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