Opalescence Whitening Toothpaste was developed by a dentist, so you know its different from other toothpastes. Its unique silica blend actively removes surface stains. Plus, its gentle enough for daily use. Pair it with our professional teeth whitening kits to maintain the bright, healthy smile you want. It\'s available in Original or Sensitivity Relief formulas, in both 1.0 oz or 4.7 oz tubes, and with a Cool Mint flavor. It contains sodium fluoride to help protect against cavities and strengthen enamel, and includes a unique silica blend that actively removes surface stains to whiten teeth. The Sensitivity Relief formula also features maximum strength potassium nitrate to help relieve tooth sensitivity. Alongside fluoride to strengthen enamel and silica to remove surface stains, the Opalescence Whitening Toothpaste Sensitivity Relief formula also contains maximum strength potassium nitrate to help to relieve tooth sensitivity. This formula is an excellent option for those with sensitive teeth who are also looking for a proven and effective professional whitening toothpaste. It is sweetened with xylitol, which may reduce the risk of tooth decay. Plus, both formulas are vegan-no animal products are used. They are also gluten-free and certified kosher, so they fit in with the lifestyles and beliefs of patients from diverse backgrounds. With over 30 years of experience, more than 50 teeth whitening awards earned, and over 100 million smiles brightened. The name Opalescence teeth whitening is synonymous with quality. Opalescence teeth whitening gels, trays, syringes, and toothpastes are manufactured in the USA from globally sourced materials.