Colgate sensitive pro relief repair and prevent pro argin toothpaste aids in the prevention and healing of sensitive teeth. Sealed channels defend against hot-induced discomfort. Sensitivity is reduced by using cold or sweet foods. Blocked channels guard against sensitivity and provide immediate relief. and, with continuous usage, give long-term protection against recurrence of sensitivity aids in the strengthening of the gums and the prevention of gum recession Gum recession can expose the nerve pathways in your teeth, increasing your chances of sensitivity. With consistent usage.