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Peptide reconstitution calculator

Pick your peptide, enter vial mg, water and dose — see the exact units to draw on a live insulin syringe.

For research & education only. These tools convert values you enter. They are not medical advice and do not recommend doses. Peptides referenced are for laboratory research use. Consult a licensed professional for any health decision.

Dedicated calculator per peptide

BPC-157 Calculator

Preset for BPC-157 vials.

TB-500 Calculator

Preset for TB-500 vials.

Semaglutide Units

Conversion only — not a dose.

Tirzepatide Units

Conversion only — not a dose.

Generic Reconstitution

Any peptide, full page.

Other tools

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mg / mcg / IU Converter

Convert between mass units and IU.

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Half-Life Decay

How much remains over time.

Reference charts

Peptide Half-Life Chart

Approximate half-lives for common peptides.

Reconstitution Dosage Chart

Vial mg + water → units, quick grid.

Insulin Syringe Units Chart

U-100 units to mL reference.

mg / mcg / IU Conversion Chart

Fixed metric conversions + IU note.

Track your protocols in the Peptide Lab app

Save calculations, log injections and get reconstitution reminders — free to start.

Open Peptide Lab