Gastrointestinal Breath Testing

Diagnosing gut health issues like SIBO/IMO, lactose intolerance, and sucrose intolerance shouldn’t be a long, uncertain process. AllClear empowers physicians and practitioners with fast, reliable at-home breath testing, providing the accurate data needed to guide patients toward the right treatment plan—so they can feel better, faster.

For Physicians:

Triage patients faster with state-of-the-art diagnostics and best-in-class accuracy. Our comprehensive gastrointestinal health testing solutions provide you with the tools to diagnose and treat your patients efficiently and effectively.

For Individuals:

Are you struggling with stomach or gut issues? Get the certainty you need quickly and conveniently, so you can get back to living life. Ask your doctor about hydrogen/methane breath testing.

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Learn more about our tests

SIBO/IMO

Diagnose SIBO/IMO accurately with our breath tests. Early detection and treatment can significantly improve your quality of life.

Lactose Intolerance

Find out if lactose is the cause of your digestive discomfort. Our lactose intolerance breath test is quick, easy, and reliable.

Fructose Malabsorption

Identify if fructose is contributing to your gastrointestinal symptoms. Our fructose malabsorption test provides clear and accurate results.

Sucrose Intolerance

Determine if sucrose intolerance is affecting your digestion. Our breath test for sucrose intolerance helps pinpoint the issue with precision.

The AllClear Healthcare Difference

  • Easy-access online portal, scheduling and results – no waiting! Our user-friendly online portal allows your accredited practitioner to order your tests with ease. Access your results quickly without the long wait times.

  • Testing for everyday life. Convenient and affordable. Our goal is to make comprehensive gastrointestinal health testing more accessible for everyone – right from the comfort of your own home.

  • Your practitioner can create and account and order you a test kit – typically shipping to you on the next day

  • 24-hour result reporting from the time the kit is received at our lab.

  • State-of-the-art, best-in-class testing solutions. Our platform uses hydrogen / methane BREATH testing on QuinTron gas chromatography analyzers, a platform used for over a decade in peer-review studies as the reference method for SIBO and carbohydrate malabsorption.

  • Accurate, CLIA-certified, lab-verified testing. We prioritize accuracy in all our testing procedures. Our CLIA-certified and lab-verified tests provide precise results, helping you and your healthcare provider make informed decisions about your gastrointestinal health.

  • Mail-in gastro breath tests for home use all across the United States (currently excludes NY, NJ). Get accurate results from the comfort of your home, no matter where you live.

Comprehensive Gastrointestinal Health

Many people suffer from digestive problems that can significantly affect their daily lives. Conditions like irritable bowel syndrome (IBS) and various food intolerances can cause discomfort and disrupt routines. Identifying the root cause of these symptoms is crucial for effective treatment. Small intestinal bacterial overgrowth (SIBO) and Intestinal Methanogen Overgrowth (IMO) in particular, can be mistaken for other digestive disorders. Our comprehensive gastrointestinal health testing includes specialized tests to diagnose SIBO/IMO accurately.

Understanding Small Intestinal Bacterial Overgrowth (SIBO) and Intestinal Methanogen Overgrowth (IMO)

SIBO occurs when excessive bacteria populate the small intestine, an area that normally contains relatively low levels of bacteria. IMO is caused by an overgrowth of methane-producing microorganisms, known as methanogens, which may be present throughout the intestinal tract. Elevated methane levels are commonly associated with slowed intestinal transit and constipation-predominant symptoms.

Both conditions can develop as a result of underlying medical issues or prior treatments, including acid suppression therapy, antibiotic exposure, abdominal surgeries, motility disorders, autoimmune disease, and other gastrointestinal conditions. Without addressing contributing factors, symptoms may recur even after treatment. If SIBO or IMO is identified, patients should work closely with their healthcare provider to determine appropriate next steps and whether additional evaluation is warranted.

Symptoms and Diagnosis

Symptoms associated with SIBO and IMO often overlap with IBS and other gastrointestinal disorders. Common symptoms may include:
• Bloating and excessive gas
• Abdominal discomfort or cramping
• Heartburn or nausea
• Diarrhea and/or constipation
• Fatigue and generalized discomfort
• Headaches or skin changes in some individuals
• Reduced appetite or unintended weight changes related to malabsorption

Because symptoms are nonspecific, SIBO and IMO may go unrecognized without appropriate testing. Breath testing measures hydrogen and methane gas levels to support clinical evaluation and guide further care decisions in collaboration with a healthcare provider.

Treatment and Management

Treatment should always be directed and monitored by a qualified physician. Management may include targeted antibiotic therapy and additional interventions depending on the underlying cause, such as addressing motility issues or structural complications related to prior surgeries. Long-term management often focuses on reducing recurrence and supporting overall digestive health.

The Importance of Early Diagnosis

Earlier identification can help guide more timely intervention and reduce the risk of complications associated with prolonged malabsorption or unmanaged symptoms. Ongoing care should focus on addressing contributing factors to support durable symptom improvement.

Comprehensive Testing for Accurate Results

Our CLIA-certified, lab-verified breath testing delivers accurate, reliable results to support informed clinical decision-making. Convenient at-home collection options allow patients to complete testing comfortably while maintaining high laboratory standards for analysis and reporting.

Don’t Let Gut Health Issues Disrupt Your Life

Whether you are a clinician seeking efficient diagnostic insight or an individual pursuing clarity around persistent digestive symptoms, our comprehensive breath testing offers a reliable path forward. Trust AllClear Healthcare’s commitment to accuracy, compliance, and clinical quality to support better digestive health outcomes.

Talk with a healthcare provider to determine if breath testing is appropriate and take the next step toward improved gastrointestinal health.

Our Beverly Location

900 Cummings Center, Suite 214U, Beverly, MA 01915

Hours M-F 9am – 4pm

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