Doing Good Everyday Natural Toothpaste for Sensitive Teeth. The Original. Clinically Proven Sensitivity Relief in 60 Seconds. Long Lasting Sensitivity Protection. Helps Seal Out Sensitivity. No Artificial Flavors, Sweeteners or Dyes. Halal, Kosher, Gluten Free, Vegan. Certified B Corporation. PETA Animal Test Free. We've combined scientific know-how and naturally sourced and derived ingredients to make products that are good for you since 1970. Beyond making effective products, Tom and Kate created Tom's of Maine to be a force for good and that still drives us today! Rapid Relief - Long Lasting Protection. Micro openings at the tooth surface are pathways to sensitive nerves. Arginine & Calcium Carbonate formula seals pathways to help seal-out pain. Formula contains naturally derived amino acid and calcium carbonate which helps to seal the pathways that lead to sensitive tooth nerves, providing rapid relief for sensitive teeth. With continuous use, it builds a long-lasting protective barrier that acts like a seal against sensitivity. For rapid relief, apply the product directly to the sensitive tooth with fingertip and gently massage for 1 minute. Use as needed, up to twice per day or as recommended by a dental professional. Children under 12 years: Consult a dentist or physician. Ingredients Other Ingredients: Gelatin, Cellulose, Magnesium Stearate.