Onion
VegetablesHigh FODMAP
Overview
Onions are high in fructans and one of the most common IBS triggers. All varieties (white, red, brown, spring/green bulb) are high FODMAP.
Typical Serving
1/2 medium (75g)
FODMAP Breakdown
Fructans
HighGOS
LowFructose
ModerateTips
The green tops of spring onions (scallions) are low FODMAP. Use them for an onion-like flavor.
Low FODMAP Alternatives
green part of spring onionschivesonion-infused oil
Common Questions
Are spring onions low FODMAP?
The green part only. The white bulb is still high in fructans.
Is cooked onion lower in FODMAPs?
No. Cooking doesn't reduce fructan content.
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