Can I Eat Lentils with IBS?

Paulina Andrzejewska
Reviewed by Paulina Andrzejewska, MSc Nutrition, Monash Low FODMAP Certified
Quick Answer

Lentils are high FODMAP due to GOS. Canned, drained lentils have fewer FODMAPs. Most should limit or avoid.

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High FODMAP (GOS)Safe: 1/4 cup canned drained

What Our Protocols Say

Bloating-DominantAvoid or limit

GOS in lentils is a major bloating trigger.

Tip: Tiny portions of canned, well-drained lentils only.

Constipation (IBS-C)Very small amounts

Fiber is good but GOS causes discomfort.

Tip: Other protein sources are safer.

Diarrhea (IBS-D)Avoid

GOS commonly worsens diarrhea.

Tip: Choose tofu or eggs for plant-based protein.

Mixed (IBS-M)Avoid

Unpredictable symptoms from legumes.

Tip: Not worth the risk for most.

Post-SIBO RecoveryAvoid

GOS feeds bacterial overgrowth.

Tip: No lentils during SIBO recovery.

Stress-TriggeredAvoid

Stress worsens GOS intolerance.

Tip: Choose other protein sources.

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Medical Disclaimer

This information is for educational purposes only and is not intended as medical advice. Always consult with a qualified healthcare provider before making changes to your diet.

Last updated: January 29, 2025 | Reviewed by Paulina Andrzejewska, MSc