In general,a complete diet should provide all the vitamins a body needs in their natural form.

VOA: special.2009.04.21

There can be a supply of them, a storehouse of them that can build up in the body, and so day-to-day fluctuations become less of a problem with fat soluble then water soluble vitamins, because the body can go grab them from a storage depot, if you will.

从而在体内建立起一个供应源,一个脂溶性维生素仓库,这样一来,相比起水溶性维生素,脂溶性维生素的浓度不会每天剧烈波动,因为机体可以任意取用体内的储存

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

They are known as vitamins A, the B group,C,D,E and K.

VOA: special.2009.04.21

Yet parsley is a good source of vitamins and other nutrients.

VOA: special.2009.06.02

If we do not get enough of the vitamins we need in our food,we are at risk of developing a number of diseases.

VOA: special.2009.04.21

Experts say this is why it is important to eat a mixture of foods every day, to get enough of the vitamins our bodies need.

VOA: special.2009.04.21

A lack of required vitamins can lead to health problems.

VOA: special.2009.04.21