IF YOU KNOW anyone who's deficient in a B vitamin, you may see them taking a vitamin B-complex supplement. They're being touted as a cure to all your vitamin B related needs—but do you really need it?

B vitamins are a group of vitamins that are essential for our overall health and wellbeing. These vitamins play an important role in many bodily functions, from producing energy to forming cells and ...

Add Yahoo as a preferred source to see more of our stories on Google. “Vitamin B-complex is a group of essential micronutrients, which are made up of water-soluble B vitamins. [They] require regular ...