Calculators
Seven free tools plus the peptide library. Everything computes locally in your browser - no account, nothing stored.
Reconstitutionmg + mL + mcg → units
Calculate concentration, µg/unit, and units to draw after reconstituting a peptide vial.
→Dose to Unitsdose → syringe unitsConvert a target peptide dose in mcg, mg, or IU into insulin-syringe units for a given reconstitution.
→Blend / Stack2+ peptides → one drawCalculate reconstitution and dosing for multi-peptide stacks.
→Reversetarget units → mL waterFind the optimal bacteriostatic water volume for your target concentration.
→GLP-1 schedulerweeks 1–24, chartedGenerate week-by-week dose escalation schedules for semaglutide, tirzepatide, and retatrutide.
→Vial Durationdoses · days · $ per doseCalculate how many days a vial will last and the cost per dose.
→Half-Lifedecay over 5 × t½Interactive chart showing exponential decay over 5 half-lives.
→Peptide library174 entries
Half-lives, dose ranges, regulatory status, and citations for every compound.