What is Coenzyme Q10? Coenzyme Q10 is a vitamin like substance which plays a vital role in the bodys energy supply mechanism, acting in conjunction with enzymes (hence the name coenzyme Q10) to convert sugars & fat into energy. Coenzyme Q10 is also important as an antioxidant within the body. Coenzyme quinones occur in several chemical forms, with coenzyme Q10 being the only form found in human tissues. Coenzyme Q10 (Co Q10) is also called ubiquinone, a name that signifies its ubiquitous (widespread) distribution in the human body. It is found primarily in fish & meat, but the amounts in food are far less than what can be obtained from supplements. Under normal circumstances, the body is able to maintain adequate levels of coenzyme Q10. However, coenzyme Q10 levels decrease with age, & are depleted by intense physical exercise or illness. Coenzyme Q10 levels are also depleted in patients prescribed cholesterol-lowering statin drugs. What does Coenzyme Q10 do? Q10 is vital for energy production & may support a healthy heart, gums & immune system.