Harvard Health Letter

Saliva shortage: Seven tips for a dry mouth

Water's good. Sugar-free gum helps. But Listerine may give you a dry mouth. Saliva is like a health drink for your teeth and mouth. The three pints produced by the salivary glands each day contain antibacterial substances that protect teeth from cavities. Saliva contains calcium and phosphorus that teeth absorb. It also functions as an overall lubricant for the mouth, preventing food from sticking to your teeth and gums. By neutralizing gastric acid and keeping…

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