There are certain substances that should be present in appropriate amounts in the body to help it function properly. The common ones that we know are vitamins and minerals. However, there is one essential substance that is not known to many, and that is the Coenzyme Q10 or CoQ10. This coenzyme is vital to the generation of energy within cells, and presence of appropriate amount of this substance in the body has various health benefits. A recent study suggests that coq10 may actually reverse the effects of age-related mental impairments.