Co-Enzyme Q10 is naturally present in every cell of the body but, most importantly, is concentrated in the energy-intensive cells. Co-Enzyme Q10 is important for energy production & may enhance sporting performance for those who have not yet reached peak performance. For those with active or sporty lifestyles, additional antioxidant protection is required to help protect your cells from free radical damage.• Co Q10 works within the electron transport chain responsible for energy production. • It is produced in your body but levels decline with age. • Co Q10 may also be reduced when taking certain medication such as statins. • Usable form.