Is this supplement the key to improved energy and heart health? A registered dietitian weighs in. Maybe your doctor recommended you take CoQ10 or your neighbor swears by the supplement for their ...

Frederick St. Goar, MD, is a board-certified cardiologist at El Camino Health in California, where he also serves as medical director of the hospital’s Norma Melchor Heart & Vascular Institute. A ...

Coenzyme Q10 (CoQ10) is a naturally occurring chemical that carries out several vital roles, including promoting energy production and neutralizing harmful particles called free radicals. A deficiency ...

Coenzyme Q10 is an essential chemical that the body produces naturally. A deficiency of this chemical can have adverse effects, and coenzyme Q10 supplements may offer health benefits. In this article, ...