What is Co-Enzyme Q10? Coenzyme Q10 has many classes of qualities, the most qualified, recognized and Effective is Ubiquinol, , is a vitamin-like nutrient naturally produced in our bodies, which supports normal heart function. While it is famous for supporting a healthy heart, Dozova Q10 also provides energy to virtually cell throughout the body. This is one nutrient we truly could not live without. Unfortunately, the ageing process and other factors such as illness and medication usage can attenuate the body’s supply of co-enzyme Q10, as a result, supplements containing this sought after nutrient are becoming increasingly popular, especially with those who enjoy staying active.