Can diabetes give you a bad taste in your mouth?
Robert Miller
Published Mar 14, 2026
Can diabetes give you a bad taste in your mouth?
People with diabetes may suffer from a taste disorder that causes a salty, bad or sour taste in the mouth. Other complications of diabetes that may affect the sense of taste include dry mouth due to high blood sugar levels and neuropathy affecting the mouth nerves.
What does it mean when your tongue tastes funny?
The most common reasons for a bad taste in your mouth have to do with dental hygiene. Not flossing and brushing regularly can cause gingivitis, which can cause a bad taste in your mouth. Dental problems, such as infections, abscesses, and even wisdom teeth coming in, can also cause a bad taste.
Is a sweet taste in mouth diabetes?
Uncontrolled diabetes can result in high levels of sugar in the blood. Diabetes can sometimes cause a sweet taste in the mouth and is often accompanied by other symptoms. Additional symptoms include: reduced ability to taste the sweetness in foods.
Why am I getting a metallic taste in my mouth?
Indigestion. Heartburn, acid reflux, and indigestion could be responsible for a metallic taste. Other symptoms you get with these conditions are bloating and a burning feeling in your chest after eating. To treat the underlying problem, avoid rich foods, eat dinner earlier, and take antacids.
Can diabetes cause a sore tongue?
Thrush: People with diabetes who frequently take antibiotics to fight various infections are especially prone to developing a fungal infection of the mouth and tongue. The fungus thrives on the high glucose levels in the saliva of people with uncontrolled diabetes.
Why is my taste off?
Taste bud changes can occur naturally as we age or may be caused by an underlying medical condition. Viral and bacterial illnesses of the upper respiratory system are a common cause of loss of taste. In addition, many commonly prescribed medications can also lead to a change in the function of the taste buds.
Is a metallic taste in the mouth serious?
Why does my mouth taste like metal? A metallic taste can indicate a serious illness, such as kidney or liver problems, undiagnosed diabetes or certain cancers. But these reasons are uncommon and typically accompanied by other symptoms.
How do you feel if your blood sugar is high?
If your blood sugar level is too high, you may experience:
- Increased thirst.
- Frequent urination.
- Fatigue.
- Nausea and vomiting.
- Shortness of breath.
- Stomach pain.
- Fruity breath odor.
- A very dry mouth.
When should I be concerned about a metallic taste in my mouth?
A metallic taste can indicate a serious illness, such as kidney or liver problems, undiagnosed diabetes or certain cancers. But these reasons are uncommon and typically accompanied by other symptoms. If you’re otherwise healthy, the cause for that metallic tang typically is benign.
Why do I taste bitter in my mouth?
A bitter or bad taste in the mouth can be a normal reaction to eating pungent or sour foods. However, when the taste lasts for a long time or happens unexpectedly, it can be concerning. Taste is a complex sense that can be affected by many factors, including poor dental hygiene, dry mouth, or pregnancy.