Calculators / Reconstitution

Reconstitution calculator

Enter what's in the vial and how much diluent you add. We'll work out the concentration and the syringe mark. Always double-check units.

Pre-load a peptide (optional)

Peptide in vial (mg)

Diluent added (ml)

Intended dose

Concentration

mg/ml

Volume per dose

Syringe mark

100

units (U-100)

U-100 insulin syringe, 1 ml = 100 units. Draw to the red line.

5 mg from a 10 mg vial with 2 ml diluent = 1 ml, or 100 units on a U-100 syringe. About 2 doses per vial.

Dose / unit converter

Micrograms (mcg)

Milligrams (mg)

Millilitres (ml)

Syringe units (U-100)

IU conversions are compound-specific and appear on profiles where a standard exists (e.g. HCG). Educational tool — not medical advice.