Quick Answer
SIBO keeps coming back because treatment addressed the bacteria but not the environment that allowed them to overgrow in the first place. Fix the terrain, not just the organisms.
The Main Mistake
Most people think: "Kill the bacteria → Problem solved." Reality: "Kill the bacteria → Environment unchanged → Bacteria return."
Common Upstream Drivers
1. Motility Issues
- Impaired migrating motor complex (MMC)
- Chronic constipation
- Post-infectious dysmotility
2. Anatomic Issues
- Adhesions from prior surgery
- Structural abnormalities
3. Gut Environment
- Low stomach acid
- Pancreatic enzyme insufficiency
- Bile flow issues
4. Lifestyle Factors
- Frequent snacking (interrupts MMC)
- Chronic stress
- Poor sleep
Practical 4-Phase Strategy
Phase 1: Characterize
Get breath testing. Know your gas profile (hydrogen, methane, hydrogen sulfide).
Phase 2: Test Smart
Rule out contributing factors: stool analysis, motility assessment, anatomical evaluation if needed.
Phase 3: Treat in Layers
Antimicrobials → Prokinetics → Diet expansion → Maintenance systems.
Phase 4: Prevent Relapse
Prokinetics long-term, meal spacing, early warning metrics, rapid intervention plan.
Key Takeaways
- SIBO relapse is about environment, not just bacteria
- Address upstream drivers: motility, anatomy, gut environment
- Build systems for early detection and rapid intervention
- Work with a qualified clinician
Educational only, not medical advice. Work with a qualified clinician for diagnosis and treatment.