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 (also known as vitamin B complex) are a group of eight essential nutrients that support nearly all of your body’s functions, including metabolism, energy production, brain and nervous ...

Vitamin B complex supplements usually contain all eight B vitamins. A person may consider taking these supplements to prevent vitamin B deficiency. Share on Pinterest Research suggests that vitamins ...

Many people take B-complex supplements for energy—but are you taking them at the right time? Yup, when you take a supplement can play a significant role in how it impacts your body and health. We ...

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 ...

B vitamins have many different benefits for your body. These nutrients can help turn calories into energy. Plus, they play an important role in keeping your eyes, nervous system, and skin, hair, and ...

Multivitamins often provide 100 percent of the daily value for most B vitamins, so you probably don’t also need to take a B-complex supplement. Because B vitamins are water-soluble, they don’t build ...

Jessica is a former writer and editor at Forbes Health with over a decade of experience in both lifestyle and clinical health topics. Before Forbes Health, Jessica was an editor for Healthline Media, ...