• Multi-action whitening mouthwash, whiter teeth in just 2 weeks! • Essential oils penetrate and reduce plaque-forming bacteria by cleaning the surface of the teeth. • Non-abrasive whitening technology, reduces stains on teeth providing whiter teeth. • Forms a protective shield that helps prevent the formation of new stains on the surface of the teeth. • Contains fluoride that increases enamel resistance and helps remineralize teeth. • Used twice a day, this whitening mouthwash is proven to reduce and prevent tough stains, providing whiter teeth in just 2 weeks. • Listerine Advanced Whitening has a unique multi-action formula. • For optimal results, use in the morning and at night after brushing. • Pour 20ml into a glass, rinse teeth and gums for 30 seconds and spit out, easy and quick! • Not recommended for children under 12 years old. • Do not consume if the seal is broken when purchased. • Do not dilute, swallow, or drink from the bottle.