IU Calculator

Work out dose volume for IU-marked peptides like HGH. Converts IU to mg using your vial's potency.

Last reviewed 2 May 2026

Vial strength (IU)

Total IU in the vial. Most HGH vials are 10 IU or 12 IU.

Potency (IU per mg)

HGH is typically 3 IU/mg. Some peptides differ. Read your vial label.

BAC water added (mL)

Volume of bacteriostatic water you reconstituted with.

Dose (IU)

The dose your prescriber specified, in IU.