Professional Sensitive Toothpaste. A toothpaste for sensitive teeth that instantly relieves sensitivity pain with just one use*. Formulated with PRO-ARGIN® Technology: With 8% arginine (+calcium carbonate and zinc phosphate) that forms a positively charged complex that binds like a magnet to the surface of the dentin (negatively charged). 100% of patients showed instant pain relief*. Seals the canals that lead to the tooth nerve, to help stop sensitivity. Forms a long-lasting protective barrier when used regularly. The barrier acts as a shield against sensitivity pain. The formula in our sensitivity toothpaste offers faster action* (*In vitro occlusion after 3 washes.) Instant sensitivity pain relief with one use** (**For instant pain relief, apply with fingertip to affected area and massage for one minute up to 2 times daily.) *For instant pain relief, apply with your fingertip to the affected area and massage for one minute up to 2 times a day.