Why use 'reduced CoQ10' Because supplementing with standard CoQ10 may not be enough. Some people have a tough time converting CoQ10 to its active, reduced form. By supplementing with reduced CoQ10, you can more easily support cellular energy and overall health.* CoQ10 is converted by the body to its active form, QH - an essential step in the production of cellular energy. However, the conversion rate of CoQ10 to QH tends to decline with age. Why take ActivLife Q10 ActivLife Q10 - a stabilized form of reduced CoQ10. ActivLife Q10 uses patented processing that prevents oxidation and ensures a stable supplement.