Other Information: Store at room temperature. Sodium fluoride & acidulated phosphate topical solution. 2x stronger teeth for better cavity protection (versus brushing alone, in a lab study). Alcohol free. Listerine Smart Rinse is an anticavity mouthwash that helps protect and strengthen teeth. It also cleans the mouth beyond brushing alone: Helps prevent cavities even in hard to reach places that brushing may miss. Cleans by removing food particles and debris, for fresh breath and a clean mouth feeling. Tints food particles and debris, leaving proof in the sink of a cleaner mouth. ADA Accepted: American Dental Association. Helps prevent cavities. www.listerine.com. how2recycle.info. Questions? Call toll-free 888-222-0182 or 215-273-8755 (collect).