Vitamin B12 can contribute to energy, mood, cognitive function and heart health. Read more about the benefits, deficiencies and how much you need.

Low levels of vitamin B12 can cause problems with your nervous system and blood cell production. A simple blood test can tell you whether your levels are low. Find out more from the experts at WebMD.

Older adults and vegans are at higher risk of being deficient in vitamin B12. For people with normal blood levels, the supplement has no proven benefits.

Vitamin B12 is an essential nutrient for our bodies. Here's how to be sure you're getting enough of it. Sean Jackson Sean Jackson is a creative copywriter living in Florida. He's had work ...

Vitamin B12 is important for the health of your nervous system and your red blood cells. It can be found in many animal products and fortified foods. In the United States, about 6% of people under ...

Vitamin B12 is considered something of a hot health supplement — especially since COVID-19. In fact, a recent study conducted in Singapore that examined how B vitamins might help alleviate ...

According to the 2001-2004 National Health and Nutrition Examination Survey, 3.2 percent of those over the age of 50 have true vitamin B12 deficiency.

Vitamin B12 is essential for good health, but some people may not be getting enough. WebMD tells you about symptoms of a vitamin B12 deficiency and how it can be treated.

Since vitamin B12 is primarily found in animal products like meat, dairy, and eggs, individuals who follow a strict vegetarian or vegan diet may not get enough from their daily meals alone.

The best vitamin B12 foods include clams, liver, and trout. Fortified foods, such as cereals and nutritional yeast, are plant-based alternatives. Learn more here.