Lettuce (Iceberg)

TLDRLast updated 7 October 2026

Raw iceberg lettuce has a low FODMAP reference of 75 g. The 488 g reference is moderate and 613 g is high. These are listed reference portions, not exact transition cutoffs.

Serving sizes for lettuce (iceberg)

75 g low; 488 g moderate; 613 g high. Use the stated raw preparation.

Low
1.5 cupsabout 75 g
FructoseLow
LactoseLow
FructansLow
GOSLow
SorbitolLow
MannitolLow

Reference portions

Select an amount or rating to update your portion. These are reference portions, not exact cut-offs or recommended intakes.
Reference portions for Lettuce (Iceberg) and their FODMAP ratings
ServingAmountFODMAP rating
1 1/2 cups
10 cups
12 1/4 cups

Is lettuce (iceberg) low FODMAP?

At 75 g, all listed FODMAP components are low. At 488 g, fructans are moderate. At 613 g, fructans are high. Compare the separate variety and preparation guides before substituting another food.

Lettuce (Iceberg) and IBS: what to know

Weigh washed, drained leaves before dressing a salad. The low reference is approximately one and a half cups, but shredding and packing change the volume. Supporting background: Monash: Low FODMAP shopping list. General shopping context; not evidence for this exact variety or its full portion table.

Gut-friendly ways to eat lettuce (iceberg)

For lettuce cups, assess the leaf weight and the filling separately. Butter lettuce and cos lettuce have different larger-portion references.

Frequently asked questions

What is the low FODMAP portion of raw iceberg lettuce?

The low reference is 75 g; the moderate reference is 488 g and the high reference is 613 g. Match the preparation and use the gram weight.

Does a lettuce wrap inherit the leaf rating?

No. Iceberg lettuce is one ingredient; the filling, dressing and amount eaten need their own assessment.

Should I use the cooked weight?

These references describe raw iceberg lettuce. Keep the starting raw ingredient weight for a cooked recipe; no raw-to-cooked conversion is established here.

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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.