XyliMelts Stick-On Mouth Melts are natural adhering discs that deliver time-released xylitol, inhibiting bacteria that flourish in a dry mouth causing plaque, tooth decay, ear and sinus infections, and mouth ulcers. XyliMelts adhere firmly to teeth or gums, they require no chewing, no active dissolving and playing around with your tongue. The adhesion is strong enough for XyliMelts to be used safely during sleep. Thanks to patented slow-release oral adhering technology, XyliMelts is ideal for the night, no accidental ingestion! Does not interfere with sleeping or speaking and reduces morning breath. The ingredients xylitol, a natural sweetener, and calcium carbonate also prevent plaque and tooth decay. XyliMelts is vegan and contains no artificial flavors, dyes or animal products.