Is Watermelon Low FODMAP?

High FODMAP — a triple FODMAP hit. Watermelon is a triple FODMAP hit — excess fructose, fructans, and the polyol mannitol — so it is high FODMAP even in small servings.

High FODMAPExcess fructoseFructansMannitol

FODMAP level	High
Main FODMAP group(s)	Excess fructose, Fructans, Mannitol
Food category	🍓 Fruits

Low-FODMAP alternatives to Watermelon

If you are avoiding Watermelon, these are better tolerated on a low-FODMAP diet:

More fruits and their FODMAP levels

Track Watermelon and your FODMAP triggers

JustAddTofu is a free iOS app that flags high-FODMAP foods as you log meals by voice — in 99+ languages, with no account required. It helps you run the low-FODMAP elimination and reintroduction phases and spot which foods set off your IBS.

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Watermelon & FODMAP FAQ

Is Watermelon low FODMAP?

High FODMAP — a triple FODMAP hit. Watermelon is a triple FODMAP hit — excess fructose, fructans, and the polyol mannitol — so it is high FODMAP even in small servings.

Can I eat Watermelon on a low-FODMAP diet?

Watermelon is high FODMAP and best avoided during the elimination phase, as it is high in Excess fructose and Fructans and Mannitol. Reintroduce carefully later to find your personal tolerance.

What are low-FODMAP alternatives to Watermelon?

Low-FODMAP swaps include Strawberries, Pineapple. These are better tolerated than Watermelon on a low-FODMAP diet.

Last reviewed June 2026. FODMAP ratings are based on Monash University low-FODMAP guidance and general dietary references. FODMAP tolerance and serving sizes are individual — this is general information, not medical advice. Track your own response and work with a dietitian on elimination and reintroduction.