Over-the-counter (OTC) supplements seem to be more popular than ever. There are products available for everything from hair growth and sleep problems to improving sexual health. But choosing a quality ...

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Essential vitamins are different from essential minerals such as iron, calcium, magnesium, and phosphorus. Over-the-counter supplements typically include both kinds of micronutrients, but the way they ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...

Editor’s note: The podcast Chasing Life With Dr. Sanjay Gupta explores the medical science behind some of life’s mysteries big and small. You can listen to episodes here. But exactly how many things ...

Vitamin B12 is essential for several key functions in the body. It plays a vital role in the formation of red blood cells, DNA synthesis, and maintaining the health of nerve cells. Most people can ...

As we age, many of us turn to dietary supplements hoping to keep healthy and vital for as long as we can. But health experts say before you start taking something, there are a few things you should ...

Around half of UK adults currently take a food supplement – but vitamins and minerals are usually only needed in small amounts and too much of a good thing can be bad for you. Here’s what you need to ...