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High FODMAP

Barley

Trigger range at the portion shown below.

verifiedReviewed by Nghi Tran, RD•Updated Apr 2026•Source: Monash University standards
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CategoryGrains
The useful answer

Barley and the low FODMAP diet

Barley is an ancient cereal grain frequently used in soups, stews, and grain bowls. It contains substantial fructan and galacto-oligosaccharide levels that commonly trigger digestive discomfort. People managing IBS should avoid it completely during the strict elimination phase. Even small cooked servings quickly exceed recommended FODMAP thresholds. Checking soup ingredients carefully helps you identify hidden barley additions.
Listed portion

No safe serving size

Portion size can change a FODMAP result. Treat this as the context for the range—not a personal tolerance guarantee.

FODMAP groups

Group information helps organize reintroduction challenges and possible stacking.

Preparation & context

What can change the result?

Barley contains tightly bound fructan chains and galacto-oligosaccharides that remain largely unabsorbed during digestion. Substituting with quinoa, millet, or rice provides similar chewy textures without triggering symptoms. Traditional barley water preparations also carry high FODMAP levels, making them unsuitable for sensitive stomachs. Reading packaged soup and stew labels thoroughly prevents accidental barley consumption during early recovery phases.
Common questions

About Barley

Is Barley low FODMAP?

Barley is currently listed as high FODMAP in this database. The result should be read with the listed portion: No safe serving size.

Does portion size matter?

Yes. FODMAP load depends on quantity and can also be affected by other foods eaten in the same meal.

Can everyone with IBS tolerate it?

No food result predicts individual tolerance. A dietitian can help interpret symptoms, portions, and reintroduction challenges.

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