How can I prevent dry mouth if I have diabetes?

Some people with diabetes complain of dry mouth. This may be caused by medicines you take or if your blood glucose is high. A dry mouth can raise your chance of getting cavities. This is because there's less saliva to wash away germs and the acids they create. Your best defense is to keep your blood glucose on target. If you have dry mouth, try:

  • Drinking more water.
  • Using sugar-free gum or sugar-free candy to help keep your saliva flowing. Be careful, too much sugar-free gum or candy can add calories and cause gas or diarrhea.
  • Using saliva substitutes or special toothpastes that you can buy at the drug store.

Continue Learning about Diabetes


Diabetes mellitus (MEL-ih-tus), often referred to as diabetes, is characterized by high blood glucose (sugar) levels that result from the body’s inability to produce enough insulin and/or effectively utilize the insulin. Diabetes ...

is a serious, life-long condition and the sixth leading cause of death in the United States. Diabetes is a disorder of metabolism (the body's way of digesting food and converting it into energy). There are three forms of diabetes. Type 1 diabetes is an autoimmune disease that accounts for five- to 10-percent of all diagnosed cases of diabetes. Type 2 diabetes may account for 90- to 95-percent of all diagnosed cases. The third type of diabetes occurs in pregnancy and is referred to as gestational diabetes. Left untreated, gestational diabetes can cause health issues for pregnant women and their babies. People with diabetes can take preventive steps to control this disease and decrease the risk of further complications.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.