“A B-complex supplement formula will package ... alcohol dependence and certain allergies should not supplement with B vitamins without the advice of a health care provider, ” says Taub ...

Together, they are referred to as "B complex ... be taken during any time of the day with or without food, the experts note. ...

B vitamins do a lot in the body, including helping to support your energy levels. But the B vitamin complex is large, and some of these vitamins, like B12, get more attention than others.

B vitamins do a lot in the body, including helping to support your energy levels. But the B vitamin complex is large, and some of these vitamins, like B12, get more attention than others.