Peptide & Amino Acid Tools

Free calculators and tools to help you with peptide reconstitution, dosing, and research. No account required - just accurate results.

Reconstitution Calculator

Calculate how much bacteriostatic water to add and how many units to draw for your desired peptide dose.

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Dosage Calculator

Get personalized dosage recommendations based on your body weight and goals for any peptide.

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Peptide Comparison

Compare peptides and amino acids side-by-side. See differences in dosing, benefits, and use cases.

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Stack Builder

Build the perfect peptide stack for your goals. Get recommendations based on experience level and budget.

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Half-Life Calculator

Visualize blood concentration over time and find optimal injection timing for any peptide.

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Unit Converter

Convert between mg, mcg, IU, ml, and units. Essential for accurate peptide dosing.

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Popular Calculations

BPC-157 Standard Dose
5mg vial, 2ml BAC water, 250mcg dose
TB-500 Standard Dose
5mg vial, 2ml BAC water, 2.5mg dose
Semaglutide Starting Dose
5mg vial, 2.5ml BAC water, 0.25mg dose
GHK-Cu Daily Dose
5mg vial, 2ml BAC water, 200mcg dose

Why Use Our Calculators?

Accurate Results

Our calculators use the same formulas trusted by researchers worldwide. Double-check any calculation with confidence.

Visual Guides

See exactly where to draw on your syringe with our visual diagrams. No more second-guessing your measurements.

Save & Share

Save your common calculations for quick access and share links with others in your research group.