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Onion

High FODMAP

A regular serving exceeds the safe serving. Check how much fits: it is not a ban.

Safe serving

0 g

Typical serving

70 g

A normal serving is 70 g and the safe one 0 g: that gap is what decides whether it sits well.

FODMAPs in relevant amounts

Fructans

What are FODMAPs?

Label reader

The list on the package, ingredient by ingredient and with its source.

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Measured in a laboratory · From AFCD (Australia), Liljebo 2020, Varney 2017

Own data from public scientific sources, conservative criteria

Scientific sources

Similar foods you can eat

They play a similar role on the plate, with better tolerance.

High FODMAP Vegetables

151 foods ›

Is Onion low in FODMAPs?

In a regular serving, no: Onion is high in FODMAPs. The safe serving (0 g) is far smaller than a normal serving; if you eat it, adjust the amount and watch your tolerance.

Educational information, not medical advice. Data compiled from public scientific literature and verified food by food.

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Onion Why does it upset you?
HIGH Onion
LOW Leek (green leaves)
LOW Garlic-infused oil
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HIGH
LOW
LOW
Onion Why does it upset you?
avoid · Onion
up to 65 g · Leek (green leaves)
no limit · Garlic-infused oil
Scan
Onion Why does it upset you? HIGH avoid
Scan
✓
Onion Why does it upset you?
HIGH avoid · Onion
LOW up to 65 g · Leek (green leaves)
LOW no limit · Garlic-infused oil
Scan
FODMAPsFructans, GOS, Lactose, Fructose, Sorbitol, Mannitol.
1
Onion Why does it upset you? Alternative: Leek (green leaves) ✓
Scan