Research digest — not medical advice. Full disclaimer · How we rate evidence
Irritable Bowel Syndrome (IBS)
Functional disorder affecting the large intestine
Overview
A common condition affecting the digestive system, causing symptoms like cramping, abdominal pain, bloating, gas, and diarrhoea or constipation.
Symptoms
Abdominal pain
commonCramping or pain related to bowel movements
Bloating
commonFeeling of fullness or swelling
Altered bowel habits
commonDiarrhoea, constipation, or both
Interventions & Treatments
Low FODMAP Diet
Most evidence-backed optionElimination diet reducing fermentable carbohydrates.
Peppermint Oil
Most evidence-backed optionEnteric-coated antispasmodic supplement.
Soluble Fibre
Psyllium husk for IBS-C.
Rifaximin
Most evidence-backed optionNon-absorbable antibiotic for IBS-D.
Testing Options
- Rome IV Criteria (clinical diagnosis)
- Stool tests to rule out inflammation
- SIBO breath test
Dietary Recommendations
- Low FODMAP
- Gluten-free trial
- Low lactose
Research cited
- [1]ACG Clinical Guideline: Management of Irritable Bowel SyndromeLacy BE et al.(2021)medical guideline
- [2]NICE Guideline CG61: Irritable Bowel Syndrome in AdultsNational Institute for Health and Care Excellence(2008)medical guideline
- [3]Diets That Differ in FODMAP Content Alter Colonic Luminal Microenvironment and Symptoms in IBSHalmos EP et al.(2015)study
Sidebar
Medical Disclaimer
IBS is a diagnosis of exclusion. Rule out coeliac disease and inflammatory bowel disease with your doctor before starting restrictive diets.
Looking for professional support?
If this condition is affecting your daily life, connecting with a healthcare provider can help you explore your options.
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