Crest Pro-Health Multi-Protection Rinse gives you six benefits in one rinse. It gives 12 hour. Use twice a day for 24 hour protection. It gives you protection to help prevent and reduce plaque buildup, fight bad breath, prevent and reduce gingivitis for healtheir gums, keeps teeth cleaner longer, versus brushing alone, kills germs, and since it is alcohol free you can avoid the burn of alcohol.