Bacterial Overgrowth

What is SIBO?

What SIBO is, how it shows up and what it is linked to.
All overview guides
The basics

What is SIBO? Definition and how overgrowth happens
Symptoms Bloating, gas and symptoms by gas type
Causes Slow motility, low acid, surgery and more
Types of overgrowth

Methane SIBO (IMO)
Hydrogen sulfide SIBO
Candida & SIFO
Gut conditions

IBS
Post-infectious IBS
IBD
Leaky gut
H. pylori
Linked conditions

Hypothyroidism
Rosacea & skin
Histamine intolerance
Parkinson's disease
Medicines & surgery

GLP-1 drugs
After surgery
Free tool Symptom checker Tick your symptoms to see which SIBO patterns they match, with a summary for your doctor. Open
Diagnosis & Tests

How SIBO is diagnosed and what each test can tell you.
All testing guides
Getting diagnosed

How SIBO is diagnosed The steps from symptoms to diagnosis
Tests

Breath tests Lactulose and glucose, hydrogen and methane
Stool tests What they can and cannot show
Blood tests Vitamin levels and IBS antibodies
Endoscopy Small-intestinal fluid culture
Free tool Breath test interpreter Compare your hydrogen, methane and hydrogen sulfide readings with published thresholds. Open
Treatment

Antibiotics, herbal options, diet-based and supportive care.
All treatment guides
Medical treatment

Prescription antibiotics
Elemental diet
Motility & prokinetics
Herbal antimicrobials

Overview
Berberine
Oregano oil
Allicin
Candibactin-AR & BR
Artichoke extract
Ginger
Supportive care

Probiotics
Prebiotics
Biofilm disruption
Free tool Compare treatments Rifaximin, herbal antimicrobials and the elemental diet side by side. Open
Prevention

Why SIBO comes back and how to lower the risk.
All prevention guides
Preventing relapse

Root causes Find and fix what let SIBO develop
Foods after treatment Meal spacing and reintroducing foods
Stress, sleep & exercise How they affect gut movement
Food & Diet

Diets used for SIBO and how common foods fit in.
All food & diet guides
Diets

SIBO diet
Low-FODMAP diet
Ketogenic diet
Supplements

Fiber & psyllium
Foods

Dairy & casein
Kefir
Sauerkraut
Tools

Interactive tools and reference pages.
All tools
Interactive tools

Breath test interpreter Check your readings against cut-offs
Symptom checker See which SIBO patterns you match
Compare treatments Options side by side
Reference

Treatment trials table
Glossary
Browse topics

What is SIBO?

All overview guides →

The basics

What is SIBO? Symptoms Causes

Types of overgrowth

Methane SIBO (IMO) Hydrogen sulfide SIBO Candida & SIFO

Gut conditions

IBS Post-infectious IBS IBD Leaky gut H. pylori

Linked conditions

Hypothyroidism Rosacea & skin Histamine intolerance Parkinson's disease

Medicines & surgery

GLP-1 drugs After surgery

Diagnosis & Tests

All testing guides →

Getting diagnosed

How SIBO is diagnosed

Tests

Breath tests Stool tests Blood tests Endoscopy

Treatment

All treatment guides →

Medical treatment

Prescription antibiotics Elemental diet Motility & prokinetics

Herbal antimicrobials

Overview Berberine Oregano oil Allicin Candibactin-AR & BR Artichoke extract Ginger

Supportive care

Probiotics Prebiotics Biofilm disruption

Prevention

All prevention guides →

Preventing relapse

Root causes Foods after treatment Stress, sleep & exercise

Food & Diet

All food & diet guides →

Diets

SIBO diet Low-FODMAP diet Ketogenic diet

Supplements

Fiber & psyllium

Foods

Dairy & casein Kefir Sauerkraut

Tools

All tools →

Interactive tools

Breath test interpreter Symptom checker Compare treatments

Reference

Treatment trials table Glossary Browse topics

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Overview

Post-Infectious IBS: IBS After Food Poisoning, Recovery, Treatment and SIBO

IBS after food poisoning or a stomach bug: how common it is, who is at risk, how long it lasts, the link to SIBO, and what treatments the trials support.

Nov 5, 2026 10 min read

#post-infectious-ibs
#ibs
#food-poisoning
#motility
#root-causes

Bacterial Overgrowth

Learn how to fix small intestinal bacterial overgrowth, irritable bowel syndrome and leaky gut

Overview Diagnosis Treatment Prevention

Food & Diet Tools Glossary

Educational content only • Not medical advice