Researchers analyzed 11 trials with 655 adults and discovered that taking vitamin D2 supplements decreases the body's vitamin ...

While the recommended daily intake of vitamin D is 600 international units (IU) a day, you may need to take up to 3000 IU ...

In a new study, a team of researchers has developed a flow cell battery powered by vitamin B2 (riboflavin) and glucose. The ...

Vitamin A is essential for body functions, including supporting vision and the immune system. You get it as provitamin carotenoids from plants or preformed in animal-based foods.

Taking vitamin D2 may lower vitamin D3 levels, suggesting the two forms aren’t interchangeable. Vitamin D3 appears more ...

Doctors recommend you get 65 to 90mg of vitamin C per day. Taking over 2,000 mg of vitamin C supplements can result in ...

Find out how vitamin K1 and K2 contribute to bone health and how to include them in your diet or supplement routine.

The recommended daily amount of vitamin C for adults is 90 mg. Overloading yourself with vitamin C is unlikely, since our ...

Wheat germ oil has the most vitamin E, followed by sunflower seeds. Hazelnut, sunflower, almond, and cottonseed oils are rich ...

A group of scientists in Japan have now created a new version of vitamin K that could help the brain regenerate lost neurons.

High intakes of B vitamins may cause bright yellow or green urine. This side effect is harmless and typically doesn't pose ...