CoQ10 is found in every cell of the human body. and its primary purpose is for cell growth and maintenance. It is also used by cells to produce energy and works as an antioxidant against harmful molecules that could cause damage to the body. Coenzymes work with enzymes to help digest food and assist in other bodily processes. and they also help to protect heart and skeletal muscles. As with some other substances that occur naturally in the human body. the production of CoQ10 diminishes with age. Considering this fact. people may want to add the supplement to their diet as they enter their midlife years.

CoQ10 is available in many foods people regularly include in their diet. especially meats from animal organs such as liver. heart and kidney. Smaller amounts are found in beef. mackerel. sardines and peanuts. CoQ10 is also sold in supplement form in the United States as Q10. Vitamin Q10. ubidecarenone or ubiquinone.