Not a diagnosis: a head start. These are the three drivers most worth checking first, based on what the evidence says gets missed most often.
Within an hour of eating points at the upper gut; evening build-up points lower, often fermentation.
Bacteria in the wrong place ferment food into gas. Common after food poisoning or antibiotics.
"Eat more fibre" makes fermentation-driven bloating worse, not better.
Coeliac screen (before cutting gluten), H. pylori, faecal calprotectin
1. Start a two-minute note in the free journal that asks back, so the pattern becomes visible.
2. Take the test list above to your GP; the Health Map will help you say it clearly.
3. Read the evidence: Is It IBS or SIBO? Symptom Checklist & Comparison (UK) · Gut Conditions Missed by the IBS Label.
Want it tracked and reviewed monthly by a real person? The Club, £10/month.
Education, not diagnosis, and never a replacement for your GP or pharmacist. Reference ranges and guidance vary; sudden, severe or worsening symptoms need 111, or 999 in an emergency. By Hussain Sharifi · independent, affiliate-free health intelligence.