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.* Contains no:  salt, starch, yeast, wheat, gluten, milk, egg, shellfish or preservatives.  Vegetarian/Vegan Product. NOW® CoQ10 is Pharmaceutical Grade.  NOW CoQ10 products contain only the natural, all-trans form of CoQ10 produced by fermentation. Store in a cool, dry place.  Please Recycle.