With a focus on patient-centric principles, CDI’s non-invasive and cost-effective portfolio of diagnostic products and solutions result in expedited treatment, better patient outcomes, and robust cost savings for the healthcare delivery system. CDI operates out of our CLIA-certified laboratory and is a FDA registered, ISO 13485 certified medical device manufacturer.

At-Home Breath Testing Program from CDI

Benefits to Healthcare Providers and their Patients

CDI’s at-home breath test kits for SIBO, IMO, and carbohydrate malabsorption disorders help physicians obtain accurate results to inform diagnostic and treatment plans. Our functional GI diagnostic test kits not only help support meaningful GI health outcomes, but also are easy to use, quick, safe, and cost-effective for patients.

Fully Covered by Medicare with No Balance Billing
No Overhead Costs to Practices
No Restocking Fees or Hidden Costs
Direct-To-Patient or Direct-To-Practice Shipping
1 Business Day Turnaround Time for Results
Dedicated Customer Service and Patient Outreach
Result Interpretation Assistance

Non-Invasive At-Home Hydrogen and Methane Breath Testing

(Adult GI)

SIBO and IMO in adult cases are common causes of functional bloating, diarrhea, constipation and suspected malabsorption.

(Pediatric GI)

CDI’s non-invasive pediatric breath test, validated by rigorous research, can help identify SIBO and IMO in young patients.


Fructose intolerance is a condition in which absorption of fructose is impaired by deficient fructose carriers in the small intestine’s enterocytes.


Lactose intolerance is the inability to digest the sugar lactose causing gastrointestinal symptoms such as flatulence, bloating, cramps, and diarrhea.


Sucrose intolerance is the condition in which sucrase, an enzyme needed for proper metabolization of sucrose, is not produced in the small intestine.

Get free resources on trends and best practices for the diagnosis and treatment of functional GI disorders

Resources & Support

Visit our Resources pages for FAQs and additional materials for providers and patients.

Contact our dedicated customer service department at 888-258-5966 or customerservice@commdx.com for support.

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Functional Gut Diagnostics

Get Started with At-Home Breath Testing