People who don’t get enough vitamin B12 through their diets may need a supplement to fill the gap. Here’s how much to take.

Vitamins and minerals are micronutrients that are responsible for many life-sustaining biological processes. While most people can get enough from diet alone, others may need to take a supplement.

If a person has a vitamin A deficiency, a doctor may recommend vitamin A supplements. They are available in different forms and may work well for some medical conditions and diets. Males and females ...

Chennai, Jan. 27 -- Highlights: ...