Though vitamins won't expire and become unsafe, they will lose potency, which means they're not doing you any good.

Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Health conditions, medications, and poor diet quality can interfere ...

Discover when and how to take your supplements for optimal absorption and effectiveness. Learn expert recommendations on iron ...

A health coach reveals common signs you may be lacking in key nutrients like vitamin D, iron, magnesium and zinc ...

Vitamin D: The nutritionist suggests popping them always with breakfast, because “morning sunshine isn't just a phrase, it's ...

Vitamin D is the most important vitamin to keep tabs on during the winter. “As sunlight is weaker and in short supply during ...

Vitamin C enhances iron absorption, and taking vitamin C with some other nutrients may help enhance the effects of each.

The first thing you could do to find out if you’re vitamin D deficient is try an at-home blood test – they’re readily ...

Vitamin D helps boost your immune system, support bone health, regulate blood pressure, stabilize your mood, and more.

Taking too many vitamins and supplements may cause health problems, including vitamin toxicity, interactions, gastrointestinal distress, and kidney damage.

As flu season begins, getting more zinc is a great way to boost your immune system—just be careful not to take it with these ...