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Written by Navneet Kaur, M.Sc. Nutrition & Dietetics

Diet

Are Fermented Foods Good For People With IBS?

This is a very sceptical topic that is making rounds nowadays, as on one side we say fermented foods are good for gut health and also help in improving the same. But this situation is not the same for everyone. 

Introduction

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Fermented foods are loaded with probiotics, but are they safe for those with Irritable Bowel Syndrome (IBS)? Let’s break it down. 

Can IBS Patients Eat Fermented Foods?

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What Is IBS?

IBS, or Irritable Bowel Syndrome, is a gut condition marked by bloating, abdominal cramps, constipation or diarrhoea. Diet plays a significant role in symptom relief.

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Foods like curd, kimchi, sauerkraut, kefir, and idli fall under fermented foods. They contain live beneficial bacteria that support gut health.

What Are Fermented Foods?

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Some IBS patients have an imbalance in gut flora. Probiotics from fermented foods can help restore this balance, but not always.

Probiotics and the IBS Gut

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Many fermented foods are high in FODMAPs, carbohydrates that can ferment and trigger IBS symptoms like gas and bloating.

FODMAPs: The IBS Trigger

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-Plain Yoghurt (low lactose) -Tempeh -Homemade curd (well-fermented) -Miso (in small amounts)

Best Fermented Foods for IBS

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-Sauerkraut -Kimchi (high in garlic, onion) -Kombucha (carbonated, high FODMAP) As these may worsen gut symptoms in sensitive individuals.

Fermented Foods to Avoid in IBS

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Introduce fermented foods slowly into your diet. Monitor how your gut reacts. IBS is bio-individual; what works for one may not work for another.

Start Slow, Watch Your Gut

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Mix probiotics with prebiotics (like oats and bananas). Together, they fuel a healthier microbiome which is critical in IBS management.

Expert Tip: Go For Gut Diversity

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Sometimes, low-FODMAP fermented foods in small amounts can help some IBS patients, but not all are suitable. Always consult your doctor or dietitian first.

Conclusion

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