Treatments
Gut Health Optimization Program
Rebalance your gut to restore mood, metabolism, and vitality.
Gut Health Optimization Benefits
The Gut Optimization Program is a personalized, evidence-based approach to diagnosing and treating the root causes of digestive and metabolic symptoms.
Led by Dr. Mishal Reja – board-certified in both gastroenterology and internal medicine – this program blends advanced diagnostics with tailored treatment to help you feel better from the inside out.
Chronic condition support
Support for chronic conditions like IBS, GERD, inflammatory bowel disease (IBD), and food intolerances.
Healthy gut restoration
Improved digestion and relief from symptoms like bloating, constipation, diarrhea, and abdominal pain.
Improved quality living
Enhanced gut microbiome balance to support immunity, mental health, longevity, and energy levels.
Commonly Treated Conditions
Chronic Digestive Disorders
- + Irritable Bowel Syndrome (IBS)
- + Inflammatory Bowel Disease
- + Celiac Disease
- + Gastroesophageal Reflux Disease (GERD)
- + Leaky Gut Syndrome
- + Small Intestinal Bacterial Overgrowth (SIBO)
Microbiome & Gut Flora Imbalances
- + Dysbiosis (Imbalanced Microbiome)
- + Candida Overgrowth
- + Food Allergies
- + Small Intestinal Bacterial Overgrowth (SIBO)
Functional & Symptom-Based Issues
- + Unexplained Abdominal Bloating or Pain
- + Diarrhea and/or Constipation
- + Metabolic deficiencies and Unexplained weight gain
Gut-Related Systemic Conditions
- + Anxiety and Depression linked to gut health
- + Fatty Liver Disease or Liver Enzyme Abnormalities
- + More
The Gut Health Experience
Whether you are addressing ongoing digestive issues or proactively working to optimize your gut health, our program offers an effective approach to restoring balance, improving nutrient absorption, and supporting long-term wellness.
Book Your Initial Consultation
A one-hour comprehensive visit to review medical history, symptoms, lifestyle factors, and previous test results. Receive personalized treatment goals and initial recommendations.
Get Advanced Testing
Your doctor will order specialized diagnostic tests to uncover root causes (e.g., microbiome analysis, stool testing, SIBO breath tests). We’ll review of lab results and creation of a tailored treatment plan based on findings.
Receive Personalized Treatment Plan
We’ll work together to implement dietary modifications, supplements, medications, and lifestyle changes. Follow-up appointments to monitor progress and adjust the plan as needed.
Patient Testimonials
"It was my lucky day when I came across this clinic, and have had nothing but the best experiences here for the past three years. This is why I have brought three family members for health visits as well. The doctors here are way ahead of the curve in every way. They have my respect and gratitude!"
—Theodora
“Gut stuff always felt confusing. Extension ran the tests, Dr. Reja broke it down, and now I’m not constantly uncomfortable after eating.”
—Nina
“I had bloating, fatigue, and random food issues for years. The gut program at Extension was the first thing that actually made a difference. Dr Reja is the best!”
—Lena
Gut Health Testing at Extension Health
- + Comprehensive stool analysis
- + SIBO breath test
- + Food sensitivity testing
- + Micronutrient panels
- + Blood tests for inflammatory markers
- + Candida overgrowth testing

4.8 Stars out of 5
Based on 154 Reviews
Mishal Reja, MD, is a board certified specialist in Gastroenterology, Hepatology, and Internal Medicine with expertise in integrative gastroenterology. Dr. Reja is dedicated to uncovering the root causes of gastrointestinal disorders by combining advanced diagnostic testing with a personalized, holistic approach to care. His practice emphasizes microbial optimization, nutrition, and lifestyle modifications to restore gut health and improve overall Well being.
Gut Health Optimization FAQs
Click the drop down for details on each question.
What makes the Gut Health Optimization Program different from other digestive health programs?
The Gut Health Optimization Program takes a personalized, evidence-based approach to diagnosing and treating the root causes of digestive issues. With advanced diagnostics and a focus on long-term gut restoration, the program goes beyond symptom management to address the underlying causes of conditions like IBS, GERD, and metabolic imbalances.
What is the first step in the Gut Health Optimization Program?
The first step is to schedule an initial consultation. During this session, your healthcare provider will assess your medical history, symptoms, and lifestyle. From there, a tailored testing plan will be recommended, followed by a personalized treatment plan based on your unique needs.
How do I know if I have gut health issues that need treatment?
Signs that you might benefit from the program include chronic digestive issues, unexplained weight gain, persistent bloating, abdominal pain, or symptoms of food sensitivities. If you’re experiencing chronic discomfort or if your symptoms have been unresolved by conventional treatments, it may be time to explore a comprehensive gut health plan.
How do I track my progress throughout the program?
Your progress will be monitored with follow-up visits where you’ll review changes in your symptoms and response to treatment. Depending on your treatment goals, tests like stool analysis or food sensitivity tests may be repeated to measure improvements and adjust the plan as needed.
Can I continue my current medications during the program?
In many cases, yes, but this will depend on the specific medications and your health condition. The program may involve dietary changes, supplements, or therapies that work alongside your current medications, but it’s essential to discuss your current treatments with your healthcare provider to ensure everything works synergistically.
What if I don’t have any obvious digestive symptoms—can this program still help me?
Yes! Even if you don’t have obvious digestive symptoms, imbalances in gut health can affect other aspects of your health, including mental health, immune function, and energy levels. The program is designed to optimize your overall well-being by restoring balance to your gut microbiome and addressing underlying metabolic issues.
How soon will I notice improvements in my gut health?
While results vary by individual, many patients notice improvements in digestion, energy levels, and overall well-being within the first few weeks of starting the program. For more chronic conditions, longer-term changes may take a few months to fully manifest, with regular check-ins to track progress.
Is this program only for people with gastrointestinal issues?
Not at all. While the program is particularly effective for gastrointestinal issues like IBS, SIBO, and GERD, it also supports those experiencing metabolic deficiencies, hormonal imbalances, and chronic fatigue. It’s suitable for anyone looking to optimize their health from the inside out.
We also recommend
Your health journey doesn’t stop here — it’s all connected. That’s why we recommend pairing this service with Longevity Bloodwork and Lab Work and Longevity Consultation.
Longevity Consultation
Personalized longevity guidance & treatment recommendations.