Co-enzyme Q-10 is a dietary supplement that has strong antioxidant (protects from getting cancer) effects in the body and is used to treat heart disease and gum disease. Co-enzyme Q-10 has been used for many other purposes., but scientific evidence does not show that it is effective for uses other than those listed here. Other names for Co-enzyme Q-10 include: CoQ10, Ubiquione, and Coenzyme Q. Check with your doctor before using Co-enzyme Q-10