Privacy Policy

Last updated: January 20, 2026

1. Introduction

Welcome to Peptide Engine ("we," "our," or "us"). We are committed to protecting your personal information and your right to privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit our website https://peptideguide.io and use our services.

2. Information We Collect

Personal Information

We collect information that you voluntarily provide when you:

  • Create an account (email address, username)
  • Use our peptide calculators and tools
  • Save protocols and stacks to your profile
  • Track your recovery and bloodwork data
  • Contact us for support

Automatically Collected Information

We automatically collect certain information when you visit our site, including your IP address, browser type, operating system, referring URLs, and information about how you interact with our platform.

3. How We Use Your Information

We use the information we collect to:

  • Provide, operate, and maintain our services
  • Personalize your experience and save your preferences
  • Enable you to track your health and recovery data
  • Improve our platform and develop new features
  • Communicate with you about updates and support
  • Ensure the security of our platform

4. Data Storage and Security

Your data is stored securely using Supabase, a trusted database provider with enterprise-grade security. We implement appropriate technical and organizational measures to protect your personal information against unauthorized access, alteration, disclosure, or destruction.

5. Health Information Disclaimer

Important: The information provided on Peptide Engine is for educational purposes only and is not intended as medical advice. We do not store or process Protected Health Information (PHI) under HIPAA. Any health tracking data you enter is for your personal reference only. Always consult with a qualified healthcare provider before starting any peptide or health optimization protocol.

6. Third-Party Services

We use the following third-party services:

  • Supabase: Database and authentication
  • Vercel: Website hosting
  • Google OAuth: Social login (optional)

These services have their own privacy policies governing the use of your information.

7. Your Rights

You have the right to:

  • Access the personal data we hold about you
  • Request correction of inaccurate data
  • Request deletion of your data
  • Export your data in a portable format
  • Withdraw consent for data processing

8. Cookies

We use essential cookies to maintain your session and preferences. We do not use third-party tracking cookies or sell your data to advertisers.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date.

10. Contact Us

If you have questions about this Privacy Policy or our data practices, please contact us through our website.

Privacy Policy | Peptide Engine