Dietary supplements — vitamins, minerals, botanicals and probiotics — are more popular than ever. Do they make a difference?

Zinc and magnesium are both essential nutrients that may help your body function properly. They are found in foods, ...

In many shapes and sizes, these pills and powders promise the world. Which are the best supplements helping us sleep, ...

Vitamin D works with calcium to keep bones strong and healthy. It’s also involved in immune and brain function. Only a few foods—including egg yolks, fatty fish, mushrooms, and beef liver—naturally ...