FODMAP food guide
Is sliced bread low FODMAP?
FODMAP score
45
Moderate
In small portions — Sliced Bread is moderate in FODMAPs. Portion size decides whether it triggers symptoms.
FODMAPs present
Low-FODMAP serving
1 slice
Becomes high FODMAP at
2 slices or more
Ordinary wheat bread is dose-dependent; 1 slice is usually fine, sourdough or gluten-free is lower.
Seen a different rating somewhere else?+
Usually it's a portion difference, not a disagreement. This page scores sliced bread at a serving of 1 slice; at 2 slices or more it belongs in the high band. A source quoting the larger serve will call it high, and one quoting the smaller will call it low — the same food, measured at two different amounts.
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.
Go deeper
Related foods — gentlest first
Green scores are the real swaps; matching numbers are just relatives, not alternatives.