Sodium nitrate has limits, celery powder doesn’t. The USDA doesn’t regulate celery salt like it does chemically processed sodium nitrate.

Active ingredients: Sodium fluoride, potassium nitrate ; If your teeth are sensitive to hot or cold temperatures, this Sensodyne toothpaste may help — and it’s backed by a near-perfect rating ...

Potassium nitrate . If you have sensitive teeth, you should look for toothpaste containing potassium nitrate, an ingredient that reduces tooth sensitivity.. A small 2012 study compared the effects ...

NovaMin, a calcium sodium phosphosilicate formula made by NovaMin Technology, reduced tooth sensitivity more effectively than potassium nitrate in a study published in the August 2010 Journal of the ...