Moderate FODMAPSorbitolFruits

Is Avocado High FODMAP?

Direct clinical answer

Avocado is nutrient-dense but contains sorbitol, a sugar alcohol (polyol). At small portions (30g or 1/8 avocado), it is low FODMAP. At typical culinary servings of 1/2 to a full avocado (80g to 150g), sorbitol exceeds the small intestine's absorption capacity, drawing excess water into the bowel and causing gas and loose stools 4 to 12 hours later.

Low-FODMAP threshold

1/8 medium avocado (30g)

Safe for most sensitive digestive tracts

Trigger threshold

1/4 avocado or more (45g+)

Exceeds colonic tolerance limit

Symptom lag window

8 hours

4 to 12 hours (osmotic draw and fermentation)

How Avocado affects your digestive tract

Sorbitol is absorbed via passive diffusion in the small intestine, which is notoriously slow and inefficient. Unabsorbed sorbitol exerts an osmotic laxative effect in the ileum and is subsequently fermented by colonic flora into gas.

Common symptom manifestations

Gas and RumblingWatery DiarrheaLower Abdominal Bloating

Gentle alternatives to Avocado

Firm green banana

Rich in healthy potassium and low in polyols.

Extra virgin olive oil

Supplies heart-healthy monounsaturated fats with zero carbohydrate content or FODMAP risk.

Small avocado portions (30g)

Accurately weighed 30g portions remain within low-FODMAP safety thresholds.

Active Diet Protocol in GutLog 1.5.6

Test your personal tolerance for Avocado

FODMAP tables provide population averages. Some people tolerate Avocado without issues, while others react to small trace amounts.

GutLog 1.5.6 includes an Active Diet Tracker with a 3-Phase Elimination Stepper. Test individual food challenge groups with automatic 3-day washout countdowns and 4-hour tag deduplication.

  • Tests reactions across 6 digestion lag windows (2h to 36h)
  • Calculates Poisson arrival baseline rates and lift scores
  • Monitors symptom deltas for pain, bloating, and stool form
  • Operates 100% on-device with zero cloud health tracking
Download on the App StoreFree download on iOS. No account required. All data stored on your device.
Test your personal tolerance for Avocado

Frequently asked questions about Avocado

Is guacamole safe on a low-FODMAP diet?

Commercial guacamole combines large avocado portions with raw garlic and onion, creating a multi-FODMAP trigger.

How long after eating avocado do symptoms start?

Sorbitol reactions typically appear 4 to 8 hours after consumption as unabsorbed polyols reach the distal bowel.

Track Avocado in your daily food log

Download GutLog for iPhone. Free to start, no account required, completely private.

Download on the App Store