It is a powerful antioxidant, a lipid-soluble and essential cofactor in mitochondrial oxidative phosphorylation. The ubidecarenone is the coenzyme destined for mitochondrial enzyme complexes involved in oxidative phosphorylation in the production of ATP. It is fundamental for cells that have a high metabolic demand. Ubidecarenone is sold as a dietary supplement and is not FDA approved as a drug – it is not meant to treat, cure or prevent any disease. FDA does not approve this dietary supplements before sold nor regulate the manufacturing process.