FODMAP food guide
Is cornstarch low FODMAP?
FODMAP score
5
Low FODMAP
Yes — Cornstarch is low FODMAP in normal servings and is generally well tolerated by people with IBS.
Low-FODMAP serving
2 tbsp (around 30 g)
Pure refined corn starch thickener is low-FODMAP; note UK 'cornflour' means cornstarch, not cornmeal.
Based on published FODMAP research and reviewed reference data. Informational only — not medical advice. Tolerance is individual; verify with a dietitian during the elimination phase.