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Dosage

Vitamin E (label: RRR vs. all-rac, mg): convert mg RRR-α-tocopherol to mg all-rac-α-tocopherol

mg all-rac-α-tocopherol = mg RRR-α-tocopherol × 2

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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 RRR-α-tocopherol → mg all-rac-α-tocopherolmg all-rac-α-tocopherol = mg RRR-α-tocopherol × 2
mg all-rac-α-tocopherol → mg RRR-α-tocopherolmg RRR-α-tocopherol = mg all-rac-α-tocopherol × 0.5

Conversion table

mg RRR-α-tocopherolmg all-rac-α-tocopherol
12
2.55
510
1020
2040
50100
100200

Source: 21 CFR 101.9 (FDA nutrition labeling) · Last reviewed: 2026-10-14

Frequently asked questions

How do I convert Vitamin E (label: RRR vs. all-rac, mg) from mg RRR-α-tocopherol to mg all-rac-α-tocopherol?

mg all-rac-α-tocopherol = mg RRR-α-tocopherol × 2. For example, 10 mg RRR-α-tocopherol equals 20 mg all-rac-α-tocopherol.

How many mg all-rac-α-tocopherol are 10 mg RRR-α-tocopherol?

10 mg RRR-α-tocopherol equal 20 mg all-rac-α-tocopherol (Vitamin E (label: RRR vs. all-rac, mg)).

How do I convert Vitamin E (label: RRR vs. all-rac, mg) from mg all-rac-α-tocopherol back to mg RRR-α-tocopherol?

mg RRR-α-tocopherol = mg all-rac-α-tocopherol × 0.5.

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