Insulin (Human)
Standard human insulin. Dosage must be determined by a healthcare provider.
Data verified against WHOLast verified: 2026-02-01
IU → mgmg → IU
Result
0 mg
Conversion factor: 1 IU = 0.0347 mg
Source: WHO International Standards, USP
Common Dosages
| IU | mg |
|---|---|
| 1 IU | 0.0347 mg |
| 5 IU | 0.1735 mg |
| 10 IU | 0.347 mg |
| 20 IU | 0.694 mg |
| 50 IU | 1.735 mg |
| 100 IU | 3.47 mg |
Click any row to use that value in the calculator
Frequently Asked Questions
Multiply the insulin units by 0.0347 to get milligrams. For example, 100 units of insulin = 3.47 mg. This is based on WHO International Standards for human insulin.
Insulin is measured in International Units (IU) because the biological activity of insulin can vary. The IU standardization ensures consistent dosing regardless of the insulin source or manufacturing process.
No. Insulin dosage must always be determined and adjusted by a qualified healthcare provider. This converter is for informational and educational purposes only. Never change your insulin dose without medical supervision.