Is red onion low FODMAP?
Red Onion is high FODMAP in normal serving sizes. Avoid red onion on food labels. Green tops of scallions can be a good substitute for red onion. Possible FODMAPs: Fructans
Find low FODMAP food faster with the Fig app! This note on red onion was reviewed by Fig's dietitian team.
Scan products to see if they're Low FODMAP
Simply scan a product with Fig's free phone app to see if it's likely Low FODMAP. Click any ingredient like red onion to learn about its FODMAP content.
Struggling to find Low FODMAP groceries?
Fig lets you search for low FODMAP foods at 100+ grocery stores. Have other dietary needs? You can filter by 100 diets and 2,000 ingredients. Learn more!
New to a Low FODMAP diet?
If you're just getting started, we highly recommend our guide to the Low FODMAP diet written by Monash-trained dietitian Kate Watson. This is important as you assess if ingredients like red onion are IBS friendly. Many ingredients are low or high FODMAP based on serving size and preparation.
Since the diet is difficult to follow, we recommend working with a FODMAP-trained dietitian. A dietitian can help you understand the diet and your unique needs.
We last updated this red onion note on September 13, 2022. Despite our best efforts, ingredient information may be inaccurate or outdated. Please check Fig for the latest ingredient updates. Always consult your doctor or dietitian prior to starting a dietary treatment of any kind.
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