If you are looking for an overnight tablet to kill 99.9% of odour-causing bacteria*, help remove stubborn stains and help reduce plaque build up, Polident Overnight is the product for you. It leaves your dentures cleaner, fresher and brighter every day. Unlike some toothpastes, the tablets have a non-abrasive formula, so they clean without scratching and leave fewer places for unwanted bacteria and other microorganisms to grow.