When blood glucose levels are not properly controlled, this helps bacteria in the mouth to thrive. This contributes to oral complications of diabetes and mouth sores. Gum disease, for example, is a common problem in diabetics. This is mostly because diabetes reduces your resistance to infection. This delay in the healing process contributes to diabetes mouth sores, such as abscesses. In diabetes, regular check-ups, examinations, and cleanings are very important.

Diabetics are also at risk of a condition called thrush. Thrush is caused by a fungus that grows in the mouth. It is worse in diabetics because it thrives on the high glucose levels in saliva. Smoking, antibiotics, and wearing dentures contribute to this type of infection. This type of condition is treatable with medication.

Dry mouth, which is common in diabetics, is a major contributor to mouth sores in diabetes. Dry mouth can lead to soreness, ulcers, infections, …