IU to MCG (Vitamin A) Converter

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Posted by Dinesh on

This vitamin A conversion calculator calculates the mcg using iu (international unit) value.

Conversion of IU to MCG - Vitamin A Converter

Formula:

mcg (retinol)= IU ÷ 3.33
mcg (beta-carotene) = IU ÷ 0.6

Where,

IU is International Unit

mcg is micrograms

The equivalents of 1 IU for selected vitamins are:
Vitamin A: 1 IU is the biological equivalent of 0.3 mcg retinol, or of 0.6 mcg beta-carotene
Vitamin D: 1 IU is the biological equivalent of 0.025 mcg cholecalciferol or ergocalciferol
Vitamin E: 1 IU is the biological equivalent of 0.67 mg d-alpha-tocopherol, or 0.9 mg of dl-alpha-tocopherol

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