Free tool
Peptide Calculator
Work out exactly how much bacteriostatic water to add and how many units (IU) to draw on an insulin syringe for your target dose.
Your numbers
Shown on the vial, e.g. 5 mg
mg
Common vials
How much water you mix in
mL
Common water volumes
How much you want per injection
mcg
Common doses
Draw to this mark
10.0units (IU)
= 0.100 mL on a U-100 insulin syringe
0255075100
Concentration
2500 mcg/mL
Per unit (IU)
25.0 mcg
Doses per vial
20.0
Vial concentration
2.50 mg/mL
How to read it: A U-100 insulin syringe has 100 units per 1 mL. Draw to the unit mark shown above for your target dose. For research use only — always follow your protocol. Ask us to double-check your maths
Popular vials to try this with: BPC-157, Ipamorelin, CJC-1295 + Ipamorelin, Tirzepatide