Artificially flavored. ADA accepted. American Dental Association. The ADA Council on Scientific Affairs' Acceptance of Dentyne is based on its finding that the physical action of chewing Dentyne sugar-free gum for 20 minutes after eating, stimulates saliva flow, which helps to prevent cavities by reducing plaque acids and strengthening teeth. 35% fewer calories than sugared gum. Calorie content for this serving size has been reduced from 8 to 5 calories.