Coenzyme Q10 (also known as ubiqinone) is a vitamin like substance which acts in conjunction with enzymes(hence the name coenzyme Q10) to convert sugars and fat into energy. Coenzyme quinones occur in severalchemical forms, with coenzyme Q10 being the only form found in human tissues. The human body is able tosynthesize (in the liver) a limited amount of coenzyme Q10, with the remainder being obtained from the diet.