MedConvert
Dosage

Vitamin E (natural, RRR-α-tocopherol): convert mg to IU

IU = mg × 1.493

Calculator

Enter a value in any unit and all other units fill in.

Dose conversions apply only to the substance and form named here. Do not use them to dose medicines; follow the label, the package leaflet and your prescriber.

Conversion formulas

mg → IUIU = mg × 1.493
IU → mgmg = IU × 0.67

Conversion table

mgIU
11.493
2.53.731
57.463
1014.93
2029.85
5074.63
100149.3

Source: EFSA (2024) Tolerable upper intake level for vitamin E, Table 3 (PMC) · Last reviewed: 2026-10-14

Frequently asked questions

How do I convert Vitamin E (natural, RRR-α-tocopherol) from mg to IU?

IU = mg × 1.493. For example, 10 mg equals 14.9 IU.

How many IU are 10 mg?

10 mg equal 14.9 IU (Vitamin E (natural, RRR-α-tocopherol)).

How do I convert Vitamin E (natural, RRR-α-tocopherol) from IU back to mg?

mg = IU × 0.67.

More conversions