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

That’s because our body doesn’t make enough of the stuff in the darker months as sunlight decreases. Vitamin D is key to ...

Researchers from the University of Surrey in the UK found that taking vitamin D2 can cause reduced levels of vitamin D3 in ...

Sunlight and diet provide most of our vitamin D, but in modern life, many people struggle to maintain optimal levels. Whether ...

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

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While you can take certain supplements any time of the day, others need a little more careful planning.

Dietary supplements such as iron, calcium, magnesium and zinc do not mix well with coffee and should be taken at different times.

While the FDA doesn't require companies to list the expiration date of vitamins and supplements, they do, in fact, expire.

Sherri Gordon, CLC is a certified professional life coach, author, and journalist covering health and wellness, social issues, parenting, and mental health. She also has a certificate of completion ...

Jillian Kubala, MS, is a registered dietitian based in Westhampton, NY. Jillian uses a unique and personalized approach to help her clients achieve optimal wellness through nutrition and lifestyle ...

Vitamin D is an often overlooked nutrient you should be getting enough of during pregnancy to support your health as well as your baby’s development. During pregnancy, it’s important that you obtain ...