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

"Taking too much vitamin D long term can lead to hypercalcemia, an excess of calcium in the body, which can cause problems ...

The expert warned: " Taking too much vitamin D long term can lead to hypercalcemia, an excess of calcium in the body, which can cause problems with your heart, kidneys and bones. 4,000 IU or 100 mcg ...

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

Timing does matter. Experts weigh in what happens when you combine these two popular supplements. Reviewed by Dietitian Alyssa Pike, RDN Calcium and vitamin D are both necessary for strong, healthy ...

"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.

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That’s where supplements can really make a difference. But before you grab the first bottle you see, it’s ...

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 ...

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

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 ...