Is couscous low FODMAP?

High FODMAP, usually limited

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

High FODMAP

Fructan

Last reviewed October 24, 2026

Couscous on a low FODMAP diet

Leave couscous 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 couscous

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

Other grains

Common questions

Is couscous low FODMAP?

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

Which FODMAPs are in couscous?

Couscous 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 couscous 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 couscous?

Lower-FODMAP options include white quinoa, white rice and polenta.

How do I test couscous during reintroduction?

Couscous 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.

Couscous in our guides

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