Vitamin B refers to not one, but eight different vitamins. The B vitamins are water soluble which means that the body cannot store them. Many people get all the vitamin B they need from a varied, healthful diet, but others benefit from taking a vitamin B-complex supplement.
Vitamin B-complex supplements include all of the essential B vitamins in one pill and they are often used to reduce fatigue and boost mood. Some studies suggest that B-complex vitamins can lift your spirits and improve your cognitive performance.
What is in the vitamin B complex?
Vitamin B-complex supplements include all of the following essential B vitamins. All B vitamins play a role in converting food into energy in the body. Each vitamin also has a unique role in a person’s health:
Some foods contain several B vitamins, and a person needs a varied diet to consume all eight.
People can get all the B vitamins that they need from omnivorous, vegetarian, or vegan diets.
However, animal products are a major source of B vitamins, so people following restricted diets should take steps to ensure that they are getting enough of each vitamin from different dietary sources.
Some of the best food sources of B vitamins include:
Learn more about vegetarian and vegan sources of vitamin B-12 here.
Summary
Whenever possible, a person should take in B vitamins by eating a variety of healthful foods. However, some people benefit from taking a B-complex supplement.
https://www.healthline.com/nutrition/vitamin-b-complex#side-effects