Also vitamin e ( 400 iu / d ) has shown some effectiveness .
补充维生素e（400个国际单位/天）也具有同样的效果。
The benefits appeared in people who were taking daily supplements containing about 400 iu of vitamin e and 500 mg of vitamin c.
好处呈现在每日服用含有大约400国际单位的维他命e和500毫克的维生素c的补充剂的老年人。
Last month , billboard annual series of top 21 musicians under the age of 21 listed k-pop star iu at 15th on the list which includes heavyweights in the western music business such as miley cyrus and justin bieber .
At the time this experiment was conducted , the recommended dosage of vitamin d was below 300 iu , but it has since been increased to 400 iu .
同时之前实验时推荐的维d剂量是300国际单位以下，但是现在已经增加到了400国际单位。
100 G fresh leaves contain 1424 mcg of beta carotene and 2373 iu of vitamin a. beta carotenes converts into vitamin a in the body . Studies found that vitamin a and flavonoid compounds in in green leafy vegetables help protect from skin , lung and oral cavity cancers .
