Is Leek (green tops) Low FODMAP?
Leek (green tops) is moderate FODMAP — it can fit a low-FODMAP diet, but only up to 2/3 cup (54 g). Larger servings are likely to trigger symptoms.
Serving thresholds
| Serving | FODMAP level | Data quality |
|---|---|---|
| 2/3 cup (54 g) | Low | — |
| White bulb 1/2 leek | High | — |
Thresholds are per sitting. FODMAP load stacks across a meal — two “low” servings of different foods can still add up.
Which FODMAPs are in leek (green tops)?
During reintroduction, test the group above one at a time — tolerating leek (green tops) depends on your personal threshold for Fructans, not on the food itself.
Low-FODMAP swaps for leek (green tops)
Craving leek (green tops) during elimination? These low-FODMAP picks from the same food group let you keep the dish without the trigger.
Related foods
This page is for informational purposes only and is not medical advice. FODMAP content varies with ripeness, processing, and brand. Always work with your doctor or a registered dietitian on dietary changes for IBS.