Keep your teeth and gums healthy with this whitening toothpaste by Colgate. With its unique pro-argin technology, this sensitive toothpaste will seal and repair the sensitive areas of your teeth. It is created to give you instant relief from sensitivity problems and prevent sensitivity from coming back by building a protective barrier that acts as a seal against sensitivity. Colgate Sensitive Instant Relief Whitening Toothpaste gives you clinically proven lasting relief from sensitivity for 8 weeks when you use it twice a day. The sensitive toothpaste gently removes stains to reveal a naturally white, bright smile. Sensitivity relief with zinc to help strengthen gums and prevent gum recession, a key cause of future sensitivity