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Privacy Policy

Last updated: May 2026

Welcome to GutDiaries, an AI-assisted food and symptom tracking app developed and operated by GutDiaries s.r.o., based in Prague, Czechia (IČO: 22456864). We are committed to protecting your privacy and ensuring that your personal information is handled in a safe and responsible manner. This Privacy Policy outlines how we collect, use, protect, and grant you control over your information in connection with our services.

1. Information Collection

GutDiaries collects personal information that you provide directly to us. This includes:

  • Personal details: such as your name and email address.
  • Health information: details about your food intake, symptoms, and other health-related information.
  • Lifestyle information: information related to your lifestyle that may affect your GERD, LPR or IBS symptoms.

2. Use of Information

Your information is used to:

  • Enhance app functionality: Personalize your experience based on the data you provide.
  • Research: Improve our services and understand GERD/LPR or IBS better, using aggregated data for research purposes.

3. Data Sharing

We do not share your personal information with third parties for marketing or analytics purposes. However, we use Supabase, a third-party service provider, to securely store and process your data on our behalf. Supabase acts as our backend infrastructure provider and does not have independent access to your personal information for any other purposes. Your data is only shared with Supabase to ensure the functionality of our app.

Supabase, our backend infrastructure provider, is also SOC 2 compliant and adheres to strict security regulations.

4. Data Storage and Security

Your data is stored on servers located in the European Union. We protect your data using robust security measures including:

  • Role-based access control (RLS) to ensure that data is accessed only by authorized personnel and individual user whose data is in concern.
  • SSL encryption for all data exchanges, to safeguard your information during transmission.

5. User Rights

Under the GDPR, you have the right to access, correct, and delete your personal data. You also have the right to restrict processing and the right to data portability.

6. Exercising Your Rights

You can exercise your rights by contacting us directly. We are committed to responding to requests in a timely manner.

7. Cookies and Tracking Technologies

GutDiaries does use cookies on its website and you are able to modify your cookie consent (and view cookie declaration) at any time through the privacy icon on bottom left. These cookies are primarily used for analytics and improve our advertising performance, but you are free to opt-out and reject them.

8. Data Retention

We retain your personal information for as long as necessary to provide you with our services, or for other essential purposes. However, if you delete your account, all your data is permanently removed.

9. Children's Privacy

GutDiaries does not knowingly collect or solicit information from anyone under the age of 13. If we learn that we have collected personal information from a child under 13, we will delete that information as quickly as possible.

10. Changes to This Policy

We may update this Privacy Policy from time to time. If we make significant changes, we will notify you by revising the date at the top of the policy and, in some cases, we may provide you with more prominent notice.

11. Contact Us

If you have any questions about this Privacy Policy, please use our contact page .