Vitamin E (Synthetic dl-alpha-tocopherol)
Synthetic all-rac-alpha-tocopherol. Less bioavailable than natural form.
IU → mgmg → IU
Result
0 mg
Conversion factor: 1 IU = 0.45 mg
Source: NIH Office of Dietary Supplements, WHO 2026
Common Dosages
| IU | mg |
|---|---|
| 100 IU | 45 mg |
| 200 IU | 90 mg |
| 400 IU | 180 mg |
| 800 IU | 360 mg |
| 1,000 IU | 450 mg |
Click any row to use that value in the calculator