Some common medications can lead to vitamin and mineral deficiencies. Learn which medications can interact in this way.

Medically reviewed by Lindsay Cook, PharmD Multivitamins are a convenient way to fill nutritional gaps and stay healthy. While they’re generally safe, they can interact with several common ...

This comprehensive review examines vitamin B12 absorption, physiological roles, deficiency states, and dietary sources, with ...

Symptoms of taking too much vitamin B12 have been reported in very limited situations, but most experts report that the supplement is safe even at high doses. For this reason, the U.S. Food and Drug ...

The Best Weight Loss Supplements for Women This article was reviewed by Lynn Marie Morski, MD, JD. Key Takeaways: The best ...

Vitamin B12 is essential for blood formation, nerve and brain function, and energy metabolism. Deficiency is common in vegetarians, older adults, and malabsorption states and causes fatigue, ...

You're doing everything you can to boost your health: prioritising sleep, exercising regularly and eating healthily—but you may not be feeling all the benefits, thanks to the medications you take ...

B vitamins do a lot in the body, including helping to support your energy levels. But the B vitamin complex is large, and some of these vitamins, like B12, get more attention than others. With that, ...

Vitamin B12 is found only in animal foods, but in good amounts. So unless you’re a vegan, chances are you’re getting plenty of it in your diet. Yet many older adults are deficient in the vitamin. Why?