India, April 25 -- If you feel dizzy or tired most of the time, it might not be due to an excessive workload, but rather a vitamin B12 deficiency. This deficiency is not limited only to a particular age group but to everyone. Clinical Nutritionist, Shreya Shah, in an X post dated April 24, 2026, shared signs that reveal vitamin B12 deficiency and how to prevent it.

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If you are tired all the time, then it means you are vitamin B12 deficient. B12 helps produce red blood cells that carry oxygen, and low vitamin B12 means low energy.

Lack of vitamin B12 leads to a sad mood, which ultimately leads to brain...