Study lists down vitamin B12 deficiency symptoms that ‘may not reverse’; supplementation may also fail to help - Times of India

Vitamin B12 is one of the most essential nutrients for your body. It is not only necessary and needed to form red blood cells and DNA, but also plays a significant role in the development of the brain and nerve cells.

According to the Cleveland Clinic, "Vitamin B12 deficiency happens when your body is either not getting enough or not absorbing enough vitamin B12 from the food that you eat that it needs to function… [+414 chars]

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