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PeptideCalc

About PeptideCalculator.us

A free research tool built for the peptide research community.

Our Purpose

PeptideCalculator.us was built to solve a simple problem: peptide dosing math is repetitive, error-prone, and poorly documented. Researchers were spending time doing the same calculations over and over — converting mg to mcg, figuring out how many units to draw on an insulin syringe, calculating how long a vial would last.

We built a free, accurate, and mobile-optimized calculator alongside a comprehensive knowledge base. The AI assistant is trained on the current state of peptide research to answer practical questions directly and clearly.

⚠️ Important Disclaimer

For Research and Educational Purposes Only. All information on this website — including calculator outputs, AI responses, peptide guides, and how-to articles — is provided for educational and research purposes only.

Not Medical Advice. Nothing on PeptideCalculator.us constitutes medical advice, diagnosis, or treatment. The site does not advocate for self-administration of any substance.

Consult a Healthcare Professional. Always consult a licensed, qualified healthcare professional before beginning any peptide research protocol. Individual needs, medical history, and circumstances vary significantly.

Not FDA Evaluated. The peptides discussed on this site have not been evaluated by the FDA for the purposes described. They are sold for research use only.

Accuracy. While we strive for accuracy in all calculations and content, verify all calculations independently before use. Do not rely solely on any calculator output for critical decisions.

What We Offer

  • Peptide Calculator

    Reconstitution and dosing calculator for 70+ peptides with animated syringe visualization

  • AI Research Assistant

    Claude-powered AI with comprehensive peptide knowledge base for research questions

  • Peptide Guides

    In-depth category guides covering mechanisms, protocols, dosing, and stacking

  • How-To Guides

    Step-by-step guides for reconstitution, injection technique, storage, and more