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Gluten intolerance, also known as non-celiac gluten sensitivity, is a condition characterized by adverse reactions to gluten-containing foods, without autoimmune response.

Gluten Intolerance FAQ

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What is gluten intolerance?

Gluten intolerance is when you get sick after eating gluten. You might feel bloated, gassy or tired. Gluten is a protein found in many foods, especially wheat. Gluten intolerance is also called non-celiac gluten sensitivity. It’s not the same as celiac disease or a wheat allergy. About 6% of the U.S. population is gluten intolerant.

Is gluten intolerance the same as celiac disease?

Gluten intolerance shares the same symptoms as celiac disease. These symptoms can be gastrointestinal and non-gastrointestinal. Everyone's experience of gluten intolerance is different. For some people, the first signs of gluten intolerance are bloating or diarrhea after a big pasta meal.

How common is gluten intolerance?

Research suggests that about 6% of the U.S. population is gluten intolerant. It’s more common than celiac disease, which affects about 1% of the population. What causes gluten intolerance? The exact causes of gluten intolerance aren’t well understood.

What are the symptoms of gluten intolerance?

Leg or arm numbness Another surprising symptom of gluten intolerance is neuropathy, which involves numbness or tingling in your arms and legs. This condition is common in individuals with diabetes and vitamin B12 deficiency. It can also be caused by celiac disease, exposure to a toxic substance, and chronic alcohol misuse ( 38, 39 ).