Physician-built nutrition and GI symptom tracking
Your health,
in better focus.
Text it, say it, or snap your plate: tell Dr. Byte what you ate, how you feel, or when you dosed. Dr. Byte maps it all on one timeline and gives you real-time insights on your trigger foods and habits to help prevent future symptoms.


Actual app screens with demonstration data
Created by two gastroenterologists
Made for your day
From a conversation
to a daily record.
Start with one meal. Keep the details you want to come back to.
Explore all app featuresTell Dr. Byte →
Type, speak or add a photo to record a meal or symptom in Chat.
Keep the details →
Return to Today for meals, water, symptoms and medication in one timeline.
Look back together →
Review your record in AI Insights and share a visit-ready report with your healthcare provider.

The people behind ByteMD
Built by doctors.
Made for real life.
Clinical experience, brought into the everyday. Our founders created ByteMD to connect nutrition education with your daily health record.
- Michelle Pearlman, MD
- Gastroenterology, Internal Medicine & Obesity Medicine
- Nathaniel Ernstoff, MD
- Gastroenterologist & co-founder
The ByteMD journal
Good food.
Useful knowledge.

In the kitchen
Fresh & Flavorful: Sautéed Squash Ribbons with Tomato Basil Pesto
Gut Health
Gut-Brain Axis & Mental Health: How Your Mind Affects Your Motility
An introduction to the gut–brain connection, with a closer look at stress, sleep and the patterns in a daily symptom record.
Weight / GLP-1
Beyond the Injection: Nutrition Strategies to Minimize GI Side Effects and Preserve Muscle on GLP-1 Medications
A closer look at protein, fiber and meal structure during GLP-1 treatment, with a focus on digestive comfort and muscle preservation.
Explore the physician-selected pantry