Vitamins: What Do They Do?

Duration: 800 Feet

Year Published: 1979

Complete Record: Explains what vitamins are necessary and how they contribute to health; demonstrates how the U.S. Department of Agriculture's Food Guide Pyramid relates to vitamin intake and a balanced diet; presents common foods which are excellent sources of these vitamins; and examines the dangers of taking too much of any vitamin and of a diet containing too little of any vitamin.

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