Tool
Peptide Reconstitution Calculator
Enter the vial strength, how much bacteriostatic water you added, and the dose you want. The calculator returns the concentration, the volume to draw and the units on a U-100 insulin syringe.
Inputs
Results
Draw on a U-100 insulin syringe
10 units
= 0.1 mL per injection
- Concentration
- 2.5 mg/mL
- Concentration (mcg)
- 2500 mcg/mL
- Dose in mg
- 0.25 mg
- Doses per vial
- 20
On a U-100 syringe, 100 units = 1 mL, so 1 unit = 0.01 mL. IU conversion uses the common 3 IU ≈ 1 mg growth-hormone convention and does not apply to most peptides. Educational use only — not medical advice.