Vitamins and supplements that countless people take to improve their health are just a waste of money, a new study contends. Researchers from Northwestern University say their health benefits are mainly in the mind and some may even do more harm than good.

According to the CDC, nearly six in 10 Americans regularly took dietary supplements in 2018. Last year, Americans spent nearly $50 billion on vitamins and supplements. However, the research team says there’s no “magic set of pills to keep you healthy.” Instead, diet and exercise are still the key to good health.

“Patients ask all the time, ‘What supplements should I be taking?’” says lead author Dr. Jeffrey Linder from Northwestern University in a media release.

“They’re wasting money and focus thinking there has to be a magic set of pills that will keep them healthy when we should all be following the evidence-based practices of eating healthy and exercising,”... Read More: Study Finds