With Xylitol. Artificially flavored. 30% fewer calories than sugared gum. Calorie content of this size stick has been reduced from 5 to 3-1/2 calories. ADA accepted - American Dental Association. Dispose of properly. The ADA council on scientific affairs' acceptance of Trident is based on its finding that the physical action of chewing Trident sugar-free gum for 20 minutes after eating, stimulates saliva flow, which helps to prevent cavities by reducing plaque acids and strengthening teeth.