Should we all be taking vitamin supplements?

Lingard

Billions of people take vitamins every day, hoping to boost their health. But do they actually help? And could some of them even be dangerous? From the truth about vitamin D to the risks of "mega-dosing," this article breaks down what science really says about supplements — who needs them, who doesn't, and why food might still be your best medicine. If you've ever wondered whether your daily pill is necessary, this might surprise you.