Active Ingredients- Potassium nitrate 5%** - Antihypersensitivity, Sodium fluoride 0.25% (0.16% w/v fluoride ion) - Anticavity Inactive Ingredients- Sorbitol, water, glycerin, hydrated silica, pentasodium triphosphate, PEG-8, flavor, titanium dioxide, sodium methyl cocoyl taurate, cocamidopropyl betaine, xanthan gum, sodium hydroxide, sodium saccharin. Directions- Adults and children 12 years of age and older: Apply at least a 1-inch strip of the product onto a soft bristle toothbrush. Brush teeth thoroughly for at least 1 minute twice a day (morning and evening), and not more than 3 times a day, or as recommended by a dentist or doctor. Make sure to brush all sensitive areas of the teeth. Minimize swallowing. Spit out after brushing. Children under 12 years of age: Consult a dentist or doctor. Warnings- When using this product, if irritation occurs discontinue use. Stop use and ask a dentist if the problem persists or worsens. Sensitive teeth may indicate a serious problem that may need prompt care by a dentist. Pain/sensitivity still persists after 4 weeks of use. Keep out of reach of children. If more than used for brushing is accidentally swallowed, get medical help or contact a Poison Control Center right away.