Twice

potassium nitrate 5% sodium fluoride 0,240% (0,15% w/v fluoride ion) anticavity purpose antisensitivity uses builds increasing protection against painful sensitivity of the teeth to cold, heat, acids, sweets, or contact, aids in prevention of dental cavities, warnings when using this product, if pain/sensitivity still persists after 4 weeks of use, please visit your dentist, 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, 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, directions adults and children 12 years of age and older: apply at least 1-inch strip of the product onto a soft bristle toothbrush, brush teeth thoroughly after meals or at least twice a day or as recommended by a dentist or doctor, make sure to brush sensitive areas of the teeth, minimize swallowing children under 12 years: consult a dentist or doctor, inactive ingredients water, hydrated silica, sorbitol, glycerin (vegetable), pentasodium triphosphate, cocamidopropyl betaine, flavor, retinyl palmitate (vitamin a), tocopherol (vitamin e), aloe barbadensis leaf juice (aloe vera), xylitol, sodium saccharin, sucralose, lauryl glucoside, cellulose gum, titanium diaxide, sodium benzoate, citric acid,