Re: NEWS: Vitamin E

[Ron Reiner <rreiner@xxxxxxxxxxxxx>]

Many people on this list would consider 22 IU to be a "trace" amount.

At 05:27 PM 1/2/98 -0700, you wrote:
>John Morey wrote:
>
>> In the article, the author says take a min. of 200 mg/day, yet most vitamin
>> E is measured in iu not mg.  What is the conversion factor?
>>
>
>Hi John,Vitamin E is available both in natural and synthetic forms.
>Furthermore, there are two groups of compounds which have vitamin E activitity
>-- tocopherols and tocotrienols.
>
>The synthetic form has slightly lower biological activity than the natural
>form, so scientists wanted to find a term that could be used worldwide to
>measure vitamin E activity in all types of compounds. They came up with
>"alpha-tocopherol equivalent." One mg  d-alpha tocopherol = 1 alpha-TE. And 9
>mg = one IU (International Unit).
>
>Therefore 200 mg = 22.2 IU.
>
>Best,
>Kathrynne
>
>--
>Kathrynne Holden, MS, RD
>"Nutrition you can live with!"
>Medical nutrition therapy
>Tel: 970-493-6532 // Fax: 970-493-6538
>
>