Nori Seaweed (Dried)
Vegetables · Seaweed
Dried nori has a low-FODMAP reference of 5 g, approximately two sheets, in Monash. All six FODMAP groups are green at that amount. This entry is useful for the plain sheet component of a wrap or sushi roll; it does not assign a rating to the complete filled roll.
Serving sizes for nori seaweed (dried)
Nori, dried: 5 g green, about two sheets; 390 g amber and 490 g red in fructans. Large comparison portions are not intake advice.
Tested serving sizes
| Serving | Amount | Main FODMAP | Rating |
|---|---|---|---|
| 2 sheets | 5 g | None detected | |
| 390 g portion | 390 g | Fructans 0.24 g | |
| 490 g portion | 490 g | Fructans 0.3 g |
Breakdown for 2 sheets
Is nori seaweed (dried) low FODMAP?
The app also shows 390 g as moderate and 490 g as high in fructans. Those unusually large comparison weights are not suggested portions or nutrition targets. Fructose, lactose, mannitol, sorbitol and GOS remain green in the inspected panels, and no household measures accompany the larger references.
Nori Seaweed (Dried) and IBS: what to know
For a meal containing several rolls, count the nori used across your serving rather than assuming every roll uses an entire sheet. Fillings and sauces can change the meal even when the nori quantity stays constant. Keep those components separate in a food diary if you are comparing different sushi meals.
Gut-friendly ways to eat nori seaweed (dried)
Check the package weight when sheet sizes differ from the app's approximate two-sheet reference. Use the plain dried entry for plain nori and inspect the ingredients of seasoned seaweed snacks individually. Dried wakame flakes and soaked, drained kombu describe other seaweeds and cannot be substituted by matching sheet or ribbon counts.
Frequently asked questions
Are two nori sheets low FODMAP?
The checked two-sheet reference weighs 5 g and is green. Compare the weight if your sheets are a different size.
Does this mean every sushi roll is low FODMAP?
No. Nori is one ingredient. The portion and composition of fillings, toppings and accompanying sauces still matter.
Should I work up toward the larger nori figures?
No. They describe app comparison points, not a recommended amount of seaweed to eat or a personal tolerance goal.
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Sources and editorial notes
- Monash University FODMAP Diet App
Monash University FODMAP Diet app entry “Seaweed, nori, dried” checked directly on 27 September 2026. The portion weights, traffic-light ratings and FODMAP groups discussed here were verified in matching detail panels. Numerical FODMAP concentration estimates elsewhere in the catalogue were not validated by this check.