According to a new study, the reason for inflated stomach and you have not overate is that intestinal bacteria react to gluten.
A person may have celiac disease, if it is intolerant to gluten. Gluten is the protein found in cereals including rye, wheat and barley.
If a person with celiac disease spends gluten, the immune system responds with damage to the small intestine. This may be the cause of abdominal pain, diarrhea, bloating and fatigue, among other symptoms.