If you have dry mouth, it can cause bad breath. It can cause an increase in cavities, increase in essentially gum disease. Saliva is beneficial to your immune system. It's got a lot of enzymes ...

gel, potassium thiocyanate, lysozyme, lactoferrin, glucose oxidase, lactoperoxidase; sugar-free. Use after rinsing mouth. Place approx. half inch of gel on tongue and spread thoroughly.