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When Diabetes Causes Stomach Problems

Over time, diabetes can affect many parts of your body. One of those is the vagus nerve, which controls how quickly your stomach empties. When it's damaged, your digestion slows down and food stays in your body longer than it should.

This is a condition called gastroparesis. It can make you feel queasy and vomit. It's also bad for your blood sugar levels.

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Although it's more common in people with type 1 diabetes, people with type 2 can also get it.

Most people with gastroparesis have had diabetes for at least 10 years and also have other complications related to the disease.


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Food that stays in your stomach too long can spoil and lead to the growth of bacteria.

Undigested food can harden and form a lump called a bezoar. It can block your stomach and keep what you eat from moving into the small intestine.

Gastroparesis can make it hard to control diabetes. When food finally does leave your stomach and enter the small intestine, your blood sugar goes up, too.

Vomiting can also leave you dehydrated.

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