Dark chocolate protects against high blood pressure, too. From the Journal of the American Medical Association in 2007, dark chocolate may actually help to lower blood pressure. According to several other studies the Flavonoids found in cocoa solids, protect the heart. In one study 22% of 34,000 post-menopausal women who consumed flavonoid-rich food, had a lower risk of developing heart disease.
And as for your teeth, Baylor College of Dentistry’s Dr. Linda Niessen, identified the tannins present in chocolate to be beneficial to dental health explaining that the tannins stop the action of bacteria on the teeth, thus stopping cavities.
But do keep in mind that healthy chocolate, with a higher amount of antioxidants, is going to taste bitter, the more bitter tasting the chocolate, the more antioxidants. Also, the higher the cacao content, the lower the sugar content in the chocolate.