Facts: the sugar content of any food, if the population stays in a long time, there will be caused by a variety of dental disease, chocolate is no exception. However, chocolate contains sugar in an easy to resist damage caused by gum acid rot teeth natural ingredients. Cocoa butter and chocolate contains protein, calcium, phosphate and other minerals on the gum has protective effect, can slow down the formation of plaque. Furthermore, the sugar content of chocolate than any other food to the sugar dissolved in the mouth quickly, so the formation of tooth decay to eat chocolate than any other carbohydrate food for human consumption to be relatively much smaller.
Source: FORSYTH Dental Center in Boston, the Faculty of Dentistry, University of Pennsylvania, New York Rochester Dental Center EASTMAN