Corsodyl Gum Care Toothpaste Whitening helps stop and prevent bleeding gums. Corsodyl Gum Care Toothpaste Whitening is a daily fluoride toothpaste that is clinically proven to help stop and prevent bleeding gums. Corsodyl toothpaste has a unique formulation which disrupts plaque bacteria along the gum line, enabling more plaque to be removed. Its formulation removes more plaque than a regular toothpaste. This product can also be used as a smoker's toothpaste.