Whitens teeth in one week: Listerine advanced white milder taste is a zero-alcohol formula clinically proven to help give you whiter teeth in just 1 week^Kills bad breath germs: The mouthwash kills 99% of germs that cause bad breath and features a refreshing flavour^Whitens & protects from new stains: With non-abrasive whitening technology that does not harm the enamel. It forms a protective shield to help prevent future stains^Strengthens: The unique formula is rich in fluoride to remineralise and strengthen teeth^New-100% recyclable bottles and 50% post-consumer recycled plastic- Our new bottle now contains 50% post-consumer recycled plastic. Also, we use 100% recyclable bottles and caps^Where facilities exist; safety seal excluded^Proven to lift and prevent tough stains