Solaray Ubiquinol CoQ-10 supplement may be better suited for people who have trouble converting Ubiquinone to Ubiquinol. CoQ10 is an antioxidant that supports healthy cardiovascular function. It also supports healthy aging because CoQ10 declines with age, pure CoQ10 may help restore levels in the body Benefits: May help support healthy heart function. Improves energy levels Improve physical performance and stamina