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Reconstitution Tool

Peptide Dose Calculator

Convert vial strength, bacteriostatic water volume, and your target dose into an exact unit reading on a standard U-100 insulin syringe.

Vial profiles
mg
mL

U-100 = 100 units per 1 mL.

U-100 Insulin Syringe
5.0
units
≈ 0.050 mL per injection
0
10
20
30
40
50
60
70
80
90
100
Concentration
5.00 mg/mL
Per unit
50.0 mcg
Doses per vial
40 full (40.00 total)
Vial Usage Simulator

Track doses & remaining inventory

Log each dose to see what's left in the vial over time.

Remaining in vial
0.000 mg used of 10 mg
10.00 mg
≈ 40 doses left (40.00 total)
No doses logged yet. Set your inputs above and click "Log current dose" to start tracking.

How the math works

  1. Concentration (mg/mL) = peptide mg ÷ bac water mL.
  2. Volume per dose (mL) = desired dose mg ÷ concentration mg/mL. If you entered mcg, we convert: 1 mg = 1000 mcg.
  3. Syringe units = volume mL × 100, because a U-100 insulin syringe has 100 units per 1 mL.

For research use only. This tool is informational and does not constitute medical advice or dosing guidance.