
Struggling with bloating, gas, IBS, diarrhoea, or constipation?
Chronic gut discomfort is common – but the right test can provide answers.
- Find Clarity: Discover the cause with our simple at-home breath tests.
- Convenient At-Home Sample Collection: Collect your sample easily without leaving home.
- UK Lab Testing: Your sample is analysed in our UK laboratory.
- Expert Consultation Available: Get personalised advice from a neurogastroenterologist.


- UK's Leading Gut Health Experts
- Backed by Neuro-Gastroenterologist Dr. Jafar Jafari & Team
- UK's Leading Gut Health Experts
-
Backed by Neuro-Gastroenterologist
Dr. Jafar Jafari & Team
Your Gut Microbiome Is At The Core Of Your Well-Being
90% Your Health
Up to 90% of all diseases can
be traced back to gut health
and the microbiome.
90% Your Metabolism
Gut bacteria influence
metabolism – gut analysis
can predict obesity with 90%
accuracy.
80% Your Immunity
70–80% of immune cells are
located in the gut. Microbiota
closely influence immune
function.
80% Your Mood
About 95% of serotonin (the
“happiness hormone”) is
produced in the
gut – affecting mood and
brain function.
Do you face any of these symptoms?
Bloating
Constipation
Diarrhoea
Stomach pain
Nausea
Fatigue
Gas / belching
Food intolerance
Reflux or heartburn
Irregular Bowel Habits
If yes… it's time to take charge of your gut health.
Your symptoms might be more than just discomfort – they could be signals from your gut microbiome.
Early action leads to better outcomes.
Take the First Step Now
Speak with a gut health specialist
Know what you need? Order your test online
- UK's Leading Gut Health Experts
- Get Results Within 36 Hours
- Backed by Neuro-Gastroenterologist Dr. Jafar Jafari & Team
- UK's Leading Gut Health Experts
- Get Results Within 36 Hours
-
Backed by Neuro-Gastroenterologist
Dr. Jafar Jafari & Team
Explore Our At-Home Gut Health Breath Tests
Accurate, doctor-reviewed, and easy to use from the comfort of your home.





SIBO + IMO Breath Test (Glucose)
- 36 Hour Result
- Detailed Report
£299.00 Original price was: £299.00.£249.00Current price is: £249.00.

SIBO + IMO Breath Test (Lactulose)
- 36 Hour Result
- Detailed Report
£299.00 Original price was: £299.00.£249.00Current price is: £249.00.

IMO Breath Test (Glucose)
- 36 Hour Result
- Detailed Report
£299.00 Original price was: £299.00.£199.00Current price is: £199.00.

IMO Breath Test (Lactulose)
- 36 Hour Result
- Detailed Report
£299.00 Original price was: £299.00.£199.00Current price is: £199.00.

SIBO Breath Test (Lactulose)
- 36 Hour Result
- Detailed Report
£299.00 Original price was: £299.00.£199.00Current price is: £199.00.

Lactose Intolerance Breath Test
- 36 Hour Result
- Detailed Report
£299.00 Original price was: £299.00.£225.00Current price is: £225.00.

H. pylori Breath Test
- 36 Hour Result
- Detailed Report
£249.00 Original price was: £249.00.£125.00Current price is: £125.00.
Not sure which test is right for you?
Our gastroenterologists will guide you to the most suitable test for your needs.
How It Works – At-Home Testing Made Simple
We make getting to the root of your gut symptoms quick and hassle-free.
1
Explore & Order
Discover our tests – SIBO, Lactose Intolerance, Fructose Intolerance, and Helicobacter Pylori. Place an online order, and your kit will be delivered to your doorstep.
2
Sample Collection
Follow the user-friendly instructions in your kit to effortlessly collect samples at home. Our advanced technology ensures unparalleled accuracy in results.
3
Evaluation
Safely return samples to us. Samples undergo meticulous analysis using state-of-the-art technology. Results are carefully evaluated by our expert team.
4
Results
Receive your comprehensive health results securely via email. Opt for an expert consultation with our Gut Physiologist for further insights and guidance if needed.
Why Choose Us?
It can take up to a year for gastroenterology out patients to receive the treatment they urgently need. Patients can wait months just to get a test and receive a diagnosis, while hospitals incur costs for exceeding waiting time limits.
Convenience
Experience the convenience of having comprehensive digestive health assessments conducted at your preferred location. Skip hospital waits and travel for tests.
Expert Care
Our highly trained specialists deliver top-quality care and advanced diagnostic assessments, staying true to their specific areas of expertise.
Advanced Technology
We only use cutting-edge equipment to perform only validated factual tests. We do not promote use of science-fiction and research level tests.
CQC Regulated
Committed to the highest standards of safety and quality. We caution our patients for using providers without CQC licence.
NHS Aligned
Offering an enhanced level of service in line with NHS standards. That is why our results are easily used by your both private and NHS clinicians.
Cross Checking Reports
Each individual test is reviewed by at least two experts to ensure highest quality of outcome, eliminating human error.

Dr Jafar Jafari
Founder & Clinical Director
Consultant in Gastroenterology &
Neurogastroenterology, Clinical Scientist
MD in General Medicine, PhD in Neurogastroenterology
About GI Cognition
At GI Cognition, we believe that gut health is the foundation of overall well-being. Our journey began with a simple but powerful vision: to make advanced gut diagnostics accessible, accurate, and patient-centered.
Led by Dr. Jafar Jafari, a renowned Neuro-Gastroenterologist with decades of clinical expertise, we bring together medical excellence and compassionate care. Dr. Jafari’s pioneering work in motility disorders and functional gut conditions has helped reshape the way patients are diagnosed and treated across the UK.
From at-home breath tests to in-clinic diagnostics and specialist consultations, GI Cognition delivers a seamless, clinically trusted service. Results are provided within 36 hours and are always supported by expert medical guidance.
Whether you’re struggling with bloating, IBS, or complex gut-brain interactions, our dedicated team is here to listen, understand, and provide solutions that truly make a difference.
Visit Our London Clinic for
In - Person Consultation & Testing
If you’d prefer to consult a Neuro-Gastroenterologist in person or complete your diagnostic test at our clinic – we’ve got you covered.

What We Offer In-Clinic:
Oesophageal Manometry
Diagnose esophageal motility disorders with precision.
24-hour Reflux Test
Monitors acid reflux levels over 24 hours to identify GERD and related conditions.
Supragastric Belching Diagnosis
Evaluates abnormal belching patterns to identify functional disorders.
High-resolution Manometry
Provides detailed mapping of oesophageal muscle activity for accurate diagnosis.
24-hour pH-Impedance
Tracks both acid and non-acid reflux for a complete reflux assessment.
In-Clinic Breath Tests
For those who prefer on-site testing under expert supervision.