Green Onion / Scallion (white part)

TLDRLast updated 6 October 2026

Green Onion / Scallion (white part): the low FODMAP reference is 32 g. Use only the raw white bulb. Green tops cannot be included under the bulb measurement.

Serving sizes for green onion / scallion (white part)

Onion, spring / scallion (white bulb only), raw: 32 g low, 44 g moderate, 75 g high. Use the stated preparation and unit.

Low
32 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 Green Onion / Scallion (white part) and their FODMAP ratings
ServingAmountFODMAP rating
32 g reference portion
44 g reference portion
75 g reference portion

Is green onion / scallion (white part) low FODMAP?

The references for onion, spring / scallion (white bulb only), raw are 32 g low, 44 g moderate, 75 g high. They are comparison portions, not exact transition cutoffs or personal tolerance limits.

Green Onion / Scallion (white part) and IBS: what to know

For green onion / scallion (white part), keep the exact form and amount in mind. Portion size and preparation affect how food references should be compared. Monash: FODMAP questions and food preparation. This public source supplies background, not verification of the numerical table.

Gut-friendly ways to eat green onion / scallion (white part)

Use only the raw white bulb. Green tops cannot be included under the bulb measurement. Compare Green Onion / Scallion (green part only), Leek (White Bulb). These guides describe their own preparations and portions.

Frequently asked questions

What is the FODMAP portion for green onion / scallion (white part)?

Green Onion / Scallion (white part): 32 g low, 44 g moderate, 75 g high. These values apply to onion, spring / scallion (white bulb only), raw.

How should I measure or check green onion / scallion (white part)?

Use only the raw white bulb. Green tops cannot be included under the bulb measurement.

Which other guides are useful when comparing green onion / scallion (white part)?

Compare Green Onion / Scallion (green part only), Leek (White Bulb). These guides describe their own preparations and portions.

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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.