FODMAP food guide
Is hamburger low FODMAP?
FODMAP score
75
High FODMAP
No — Hamburger is high FODMAP and is a common trigger for IBS symptoms in typical servings.
FODMAPs present
Low-FODMAP serving
Patty plus cheese on a gluten-free or sourdough bun, no onion, no garlic/HFCS sauce
Becomes high FODMAP at
Standard wheat bun with onion, ketchup/BBQ sauce and onion rings
The plain beef patty is low, but the wheat bun (Fructans), onion and garlic, plus HFCS-containing ketchup/BBQ sauces (Excess Fructose) make a typical burger high.
Seen a different rating somewhere else?+
Usually it's a portion difference, not a disagreement. This page scores hamburger at a serving of Patty plus cheese on a gluten-free or sourdough bun, no onion, no garlic/HFCS sauce; at Standard wheat bun with onion, ketchup/BBQ sauce and onion rings 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.