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    Beta Preview- New protocol builder with PK-based planning
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    Peptide Fox Beta v2

    Build Peptide Protocols Like a Pro

    The first protocol builder designed around frequency, pharmacokinetics, and real-world workflows. Not just a calculator—a complete system for planning, validating, and tracking peptide protocols.

    Start Building

    Choose Your Path

    Start with a goal-specific pathway or build custom from scratch

    GLP-1 Protocols

    Popular

    Metabolic health with semaglutide, tirzepatide, or retatrutide

    • Frequency-based planning
    • PK curve visualization
    • Side effect optimization

    Healing & Recovery

    Tissue repair with BPC-157, TB-500, and healing stacks

    • Injury-specific protocols
    • Combination stacks
    • Progress tracking

    Performance

    Growth hormone, peptides & athletic optimization

    • GH secretagogue timing
    • Training integration
    • Recovery optimization

    Longevity

    Anti-aging, NAD+, and cellular health protocols

    • Multi-peptide stacks
    • Biomarker tracking
    • Long-term planning

    What's New in Beta

    Built from the ground up based on user feedback and real-world needs

    Protocol State Machine

    Guided workflow from creation to activation to tracking

    Frequency Planner

    PK-based scheduling for GLP-1s (weekly vs twice-weekly vs optimized)

    Validation Engine

    Safety checks with inline fixes before activation

    Embedded Calculator

    Context-aware dosing math at every step

    Supply Planning

    Frequency-aware vial calculations and reorder alerts

    Immutable Snapshots

    Lock protocol on activation for safety

    Ready to Try the New Experience?

    Your data from the classic version is separate. This is a fresh start with a completely new protocol system. You can always switch back.

    Build Your First ProtocolLearn How It Works

    Beta version • Your feedback shapes the future • Return to Classic