Is inulin low FODMAP?

High FODMAP, usually limited

Inulin is high FODMAP and is usually limited during the elimination phase.

High FODMAP

Fructan

Last reviewed October 24, 2026

Inulin on a low FODMAP diet

Leave inulin out during the elimination phase, which usually lasts two to six weeks.
Use one of the lower-FODMAP swaps below instead.
High FODMAP doesn't mean forever: during reintroduction, many people find they tolerate some high FODMAP foods in smaller amounts.

Which FODMAPs are in inulin

Fructan: Fructans are chains of fructose found in wheat, garlic, onion and some vegetables. People can't fully digest them, so they reach the large intestine, where gut bacteria ferment them. Read more about high FODMAP foods to avoid with IBS.

Lower-FODMAP swaps

chia seeds

Low FODMAP

Other food additives

Common questions

Is inulin low FODMAP?

Inulin is high FODMAP and is usually limited during the elimination phase. It contains fructans.

Which FODMAPs are in inulin?

Inulin contains fructans. Fructans are chains of fructose found in wheat, garlic, onion and some vegetables. People can't fully digest them, so they reach the large intestine, where gut bacteria ferment them.

Can I have inulin during the low FODMAP elimination phase?

It's usually best left out during elimination and tested later, during reintroduction.

What can I use instead of inulin?

Lower-FODMAP options include chia seeds.

How do I test inulin during reintroduction?

Inulin belongs with the fructans group, which is often tested with regular bread or pasta. Test one group at a time, starting small and increasing over a few days, and note how you feel.

Inulin in our guides

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The Stummy app scans barcodes and breaks down every ingredient by FODMAP type, so you always know what you're eating.