Chestnuts (boiled)

TLDRLast updated 3 October 2026

Boiled, shelled chestnuts are low FODMAP at 30 g. GOS becomes moderate at 269 g and high at 317 g; these large reference portions are not suggested servings.

Serving sizes for chestnuts (boiled)

The serving reference is 30 g of boiled shelled chestnuts. The 269 g moderate and 317 g high rows explain larger-portion changes, not a target intake.

Low
4 chestnutsabout 30 g

Tested serving sizes

Tested serving sizes for Chestnuts (boiled) and their Gut Friendly rating
ServingAmountMain FODMAPRating
4 chestnuts30 gGOS 0.03 gLow
269 g portion269 gGOS 0.3 gModerate
317 g portion317 gGOS 0.35 gAvoid

Breakdown for 4 chestnuts

0gFructose
0gLactose
0.01gFructans
0.03gGOS
0gSorbitol
0gMannitol
4 chestnutsabout 30 g

Is chestnuts (boiled) low FODMAP?

The main portion is described as about four nuts. All displayed groups are low at that weight, while GOS alone is elevated in the larger portions. The result is specific to boiled chestnuts and should not be substituted for roasted chestnuts, chestnut flour or sweetened chestnut cream.

Chestnuts (boiled) and IBS: what to know

For an IBS meal record, include chestnuts mixed into stuffing, soup or a vegetable dish rather than counting only nuts eaten alone. Their total can be less obvious once they are chopped or mashed. Record the cooked edible amount and the other ingredients in the dish to keep the comparison clear.

Gut-friendly ways to eat chestnuts (boiled)

Weigh the chestnuts after boiling and removing their shells, before mixing them into another recipe. Chopped pieces can be portioned through a salad or used as a topping for a separately checked dish. If comparing other forms, review roasted chestnuts and chestnut cream spread, each with its own preparation details.

Frequently asked questions

Are four boiled chestnuts low FODMAP?

About four nuts are described as 30 g and low FODMAP. Nut size varies, so weigh the cooked edible chestnuts when checking the amount.

What makes the larger chestnut portions higher FODMAP?

GOS is moderate at 269 g and high at 317 g. The other displayed groups remain low at those weights.

Should I weigh chestnuts before or after boiling?

Use the cooked, shelled amount for this boiled preparation. This entry does not provide a raw-to-cooked weight conversion.

Can I use the same grams for chestnut flour?

No. Flour and boiled whole chestnuts are different preparations. Follow the flour’s own guide when baking with it.

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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.