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Research Update: Are Fructose Breath Tests Useful for Diagnosis or Treatment of IBS?

Research Update: Are Fructose Breath Tests Useful for Diagnosis or Treatment of IBS?

In a new study published by researchers at Monash University in Australia, researchers conclude that “routine use of lactulose and fructose breath tests in functional bowel disorder patients is not supported due to its poor reproducibility.”

In other words, don’t bother.

Fructose Malabsorption (FM) and FODMAPs

People who experience fructose intolerance are predisposed to react poorly to large loads of other rapidly fermentable, osmotically active carbohydrates, too. Therefore,  many people with FM will find the FODMAP approach helpful.