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Enzyme

Coenzyme Q10

Coenzyme Q10 is a fat-soluble, vitamin-like compound the body makes itself. It sits in cell membranes and takes part in energy production in the mitochondria.

Also listed as coq10, co q10, ubiquinone, ubiquinol

CardiovascularLongevityFitnessImmune SupportEnergy

Ubiquinone or ubiquinol?

Ubiquinone is the oxidized form and ubiquinol the reduced form; the body interconverts them. In the fatigue review, differences in formulation did not reveal a clear pattern explaining benefit. The name on the bottle is not enough to predict how someone will feel. 1

How to read an energy claim

Verbraucherzentrale notes that the CoQ10 health claims assessed by EFSA, including claims about energy production and performance, were not authorized. Products may also combine CoQ10 with vitamins or plant extracts, so the full ingredient list matters when comparing them. 2

Sources