Coenzyme Q 10 is a naturally – occuring compound found in every cell in the body . CoQ 10, fat soluble and therefore mobile in cellular membranes , play a unique role in the electron transport chain( ETC). The antioxidant nature of CoQ10 derives from its energy carrier function. As an energy carrier, the Coq10 molecule is continually going through an oxidation –- reduction cycle. It is vital for the heart health.