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This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.
A number of studies have shown that the reduced form of Coenzyme Q10 (ubiquinol) may be more effective than the oxidized form (ubiquinone).
One such study showed that ubiquinol had significant decelerating effects on aging problems in middle-aged mice. The mice were given either ubiquinol for ubiquinone 6 or 14 months, then the conditions of their livers, hearts, brains and kidneys were examined.