Here’s what probiotics really do, why they work and how to get more of them in your diet.

Is it safe to take a multivitamin daily for years? Here's what happens with long-term use, including potential benefits, risks, and how to choose the right one.

Some vitamins and minerals absorb poorly or cause stomach upset when taken first thing in the morning. Learn which supplements may be better taken later in the day to improve absorption, reduce side ...

The study examined blood samples of 958 participants with an average chronological age of 70.

While daily multivitamin use has been met with a wide array of data ranging from beneficial to useless to even potentially harmful, a new study looked at more specific markers of aging and how ...

The supplement’s anti-ageing effect was greater in people who were already biologically older than their years.

A recent study found that older adults who take a daily multivitamin may slow their biological aging by up to 4 months. The researchers note that multivitamins don't add years to life span, but they ...

If you're a vegan or vegetarian and don't eat meat, seafood, or dairy products, you may have been told by your general practitioner to monitor your vitamin B12 levels. These types of foods are great ...

Some medications may disrupt the “good” bacteria in your gut microbiome, potentially affecting your digestive and overall health.

Around one-third of Americans take multivitamins, but researchers don't quite understand how they affect people's health. Galina Zhigalova via Getty Images Around one in three adults in the United ...

Add Yahoo as a preferred source to see more of our stories on Google. Celebrities like Alix Earle, Amanda Seyfried and Ciara Miller are speaking openly about their antidepressants. It's making a ...