CalcPep peptide calculator

Peptide dosing made simple

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Turn a prescribed dose into the right number of units on an insulin syringe. Mix a powder vial, enter your dose, and CalcPep shows the units to draw on a U-100 syringe. Free, works offline, no account needed.

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  • Reconstitution calculator · Powder vial plus bacteriostatic water: the concentration, then the units to draw.
  • mg to units calculator · Turn a dose in milligrams into the units on a U-100 insulin syringe.
  • mg to mL calculator · Turn a dose in milligrams into millilitres using the concentration on the label.
  • Units to mL · How many units are in 1 mL on U-100 and U-40 syringes, with a conversion table.
  • Insulin syringe sizes · 0.3, 0.5 and 1 mL syringes, their markings, and why U-40 syringes are a trap.