Lemon Zest / Rind
Fruits · Fruits
Lemon zest or rind is low FODMAP at 3 g, described in the app as the zest of one lemon. This small flavouring portion has green indicators for every displayed FODMAP group. The entry is for the rind ingredient rather than lemon juice.
Serving sizes for lemon zest / rind
The moderate 325 g reference is labelled 1¼ cups and the high 413 g reference 1⅔ cups. Do not use those broad household descriptions to infer a precise grated-zest density or an exact personal tolerance limit.
Tested serving sizes
| Serving | Amount | Main FODMAP | Rating |
|---|---|---|---|
| zest of 1 lemon | 3 g | None detected | |
| 1 1/4 cups | 325 g | Fructans 0.24 g | |
| 1 2/3 cups | 413 g | Fructans 0.3 g |
Breakdown for 3 g
Is lemon zest / rind low FODMAP?
The larger comparison portions are moderate at 325 g and high at 413 g because of fructans. Fructose, lactose, mannitol, sorbitol and GOS remain green. These unusually large zest quantities are reference points in the app, not suggested amounts to eat or add to a meal.
Lemon Zest / Rind and IBS: what to know
For an IBS-friendly recipe, zest can add a citrus note while keeping its amount easy to track. The green ingredient result does not validate everything else in a cake, dressing or marinade. Consider the portion of the finished recipe and the ingredients served alongside it.
Gut-friendly ways to eat lemon zest / rind
Grate the coloured outer rind into a small dish before mixing it through food. Note the total zest used and divide it across the servings. Orange zest offers another citrus flavour, with its own app entry; dried mandarin peel should not use fresh-zest measurements.
Frequently asked questions
Does zest of one lemon always weigh the same?
No. Lemon size and how deeply it is grated affect the yield. The checked low FODMAP weight is the more dependable reference.
Can I apply this to lemon extract?
No. Extracts and flavourings are different products; this page checks the rind itself.
Does the larger green-to-amber gap mean unlimited zest?
It does not establish an unlimited allowance. Use a culinary amount and keep the large app comparison servings in context.
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Sources and editorial notes
- Monash University FODMAP Diet App
Monash University FODMAP Diet app entry “Zest / rind, lemon” 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.