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Red 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?

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

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Worked out from official food tables · 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 Red onion low in FODMAPs?

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