Now Maximum Strength CoQ10 400 mg – Cardiovascular Health! Supports Healthy Cardiovascular And Immune System Functions! With Vitamin E & Sunflower Lecithin!Supports Healthy Cardiovascular And Immune System Functions!An Essential Component Of Cells And Necessary For Energy Production!Coenzyme Q10 is a vitamin-like compound also called ubiquinone. It is an essential component of cells and is necessary for mitochondrial energy production. Years of research has shown that CoQ10 supports healthy cardiovascular and immune system functions in addition to its vital role in energy production. Our Coenzyme Q10 is produced exclusively in Japan through a natural fermentation process and is USP grade.