Fish oil, also known as omega-3, is one of the most popular dietary supplements. It’s often promoted to protect the heart, ...

A small study of 54 adults with irregular heart rhythms (arrhythmias) showed that taking a combination of CoQ10, B vitamins (vitamin B12, folic acid, and niacin), plus potassium and magnesium improved ...

Researchers examine potential risks of Omega-3 supplementation in healthy adults.

Magnesium and vitamin B12 are vital nutrients for supporting energy. Here's what to know about when and why one may be more beneficial than the other.