Move over apples and bananas, lemons are now the healthiest fruit. William Paterson University research reveals lemons top ...

Vitamin E and selenium are essential antioxidants that support immune function and protect against cell damage. Learn about their benefits, food sources, and supplements.

Vitamin D is essential for bone health and immune function. One of these best vitamin D supplements can help if you're not ...

Typically, people with osteoporosis should maintain a serum 25-hydroxyvitamin D level of 30 ng/mL and supplement daily with 1 ...

Medically reviewed by Jamie Johnson, RDN If you've recently started taking a new vitamin or supplement, you might wonder how long it takes for vitamins to work​ or when you’ll notice a difference. The ...

Several medical conditions can affect the need for B12, as well as a vegan diet.

New research from São Paulo State University in Brazil suggests that a simple and affordable supplement—vitamin D—could help improve the effectiveness of chemotherapy in women with breast ...