Maize / Cornflour / Corn Starch

TLDRLast updated 3 October 2026

The maize/cornflour/corn-starch entry is low FODMAP at 100 g. Fructans are moderate at 328 g and high at 384 g; the other five groups remain low at those listed amounts. These are ingredient references, not meal targets.

Serving sizes for maize / cornflour / corn starch

The listed ingredient weights are 100 g low, 328 g moderate and 384 g high. They do not represent amounts of finished sauce, bread or a cooked maize dish.

Low
5 tablespoonsabout 100 g

Tested serving sizes

Tested serving sizes for Maize / Cornflour / Corn Starch and their Gut Friendly rating
ServingAmountMain FODMAPRating
5 tablespoons100 gFructans 0.08 gLow
1 1/3 cups328 gFructans 0.26 gModerate
1 1/2 cups384 gFructans 0.3 gAvoid

Breakdown for 5 tablespoons

0gFructose
0gLactose
0.08gFructans
0gGOS
0gSorbitol
0gMannitol
5 tablespoonsabout 100 g

Is maize / cornflour / corn starch low FODMAP?

All six groups are low at the checked 100 g amount. The much larger references illustrate the recorded portion pattern without suggesting that those quantities belong in one person's meal. This entry should be distinguished from South African maize flour and maize cornmeal flour. Corn-related ingredient names can refer to different preparations, so match the product you are using.

Maize / Cornflour / Corn Starch and IBS: what to know

For an IBS food record, note the complete sauce or baked food containing the corn starch. A small ingredient contribution does not describe the other components in the recipe. The low reference is not a promise of individual tolerance and should not be used to give every packaged product containing corn starch the same rating.

Gut-friendly ways to eat maize / cornflour / corn starch

Weigh corn starch as the dry ingredient when following a thickening or baking recipe. Calculate its share from the full recipe and the number of portions served, then assess ingredients such as stock, milk, fruit or sweeteners separately. Follow the recipe's mixing and cooking directions. If substituting potato starch or tapioca starch, use the new ingredient's guidance and a recipe that supports the substitution.

Frequently asked questions

Is corn starch low FODMAP?

The maize/cornflour/corn-starch entry is low at 100 g, with all six groups low. This is an ingredient reference rather than a recommended meal portion.

Which FODMAP rises in corn starch at larger amounts?

Fructans are moderate at the 328 g reference and high at 384 g. The other five groups remain low at those listed portions.

Can I use this page for cornmeal?

Check maize cornmeal flour for that preparation. This combined cornflour/corn-starch entry is a separate catalogue record.

Does corn starch make a gravy low FODMAP?

The thickener alone does not determine a gravy's rating. Consider the stock, seasonings, other ingredients and the portion eaten as well as the starch contribution.

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Sources and editorial notes

Published and maintained by Gut Friendly. This guide has not been independently reviewed by a dietitian. Serving information comes from our food catalogue. Where references are listed, they explain the research and preparation differences. Check the original source for current portions.

Gut Friendly provides general information, not medical advice.