A new study may explain why people who do not have celiac disease or wheat allergy nevertheless experience a variety of gastrointestinal and extra-intestinal symptoms after ingesting wheat and related cereals. The findings suggest that these individuals have a weakened intestinal barrier, which leads to a body-wide inflammatory immune response.

Findings from the study, which was led by researchers from Columbia University Medical Center (CUMC), were reported in the journal Gut.

“Our study shows that the symptoms reported by individuals with this condition are not imagined, as some people have suggested,” said study co-author Peter H. Green, MD, the Phyllis and Ivan Seidenberg Professor of Medicine at CUMC and director of the Celiac Disease Center. “It demonstrates that there is a biological basis for these symptoms in a significant number of these patients.”

Read more at Columbia University Medical Center

Learn more from Mayo Clinic: What is wheat allergy? Act Now