Free peptide and GLP-1 tools
Calculators and reference tables that do one job each and ask for nothing. No sign-up, no email capture.
Embeddable · no sign-up
Peptide calculator
Reconstitution, dose and syringe units: the concentration, the volume to draw and U-100 insulin units from any vial, water volume and the dose you enter, plus a full reconstitution chart.
Any concentration · no sign-up
mg to units converter
Milligrams to U-100 syringe units and back, from a concentration you enter, plus units to mL. Names no compound and suggests no amount.
Per compound
BPC-157 dosage calculator
Preset to BPC-157 vial sizes, with what 1ml, 2ml and 3ml of water do to the units figure.
Per compound
TB-500 dosage calculator
Preset to TB-500, with the mg and mcg scales shown together, the unit convention that causes most errors here.
Per compound
MOTS-c dosage calculator
Preset to MOTS-c: the dose your prescriber set, in mL and U-100 units. No dosing chart and no suggested dose.
Per compound
BPC-157 + TB-500 blend calculator
One volume, two concentrations: how a blended vial fixes the ratio and what that means for the arithmetic.
Per compound
Sermorelin reconstitution calculator
Preset to sermorelin, including the 9mg and 15mg vials that do not divide into round unit figures.
Per compoundUS only
Semaglutide reconstitution calculator
For compounded vials dispensed on prescription by a US 503A pharmacy. Prepare exactly as your pharmacy instructs.
Per compoundUS only
Tirzepatide reconstitution calculator
For compounded vials dispensed on prescription by a US 503A pharmacy. Prepare exactly as your pharmacy instructs.
The peptides behind the calculators
What each is, what the research shows, side effects and its US status: BPC-157 peptide, TB-500 peptide, MOTS-c peptide, KPV peptide, Semax peptide and Epitalon peptide.
Before you use these
This tool performs arithmetic only. It does not recommend a dose, a frequency, a duration or a supplier. Many peptides discussed online are not approved by the FDA for the uses people describe. Compounded medicines are supplied on prescription and should be prepared exactly as your pharmacy instructs. Talk to a prescriber or pharmacist before preparing or administering anything.