Vitamins - Objectives

1. Describe the chemical nature of each vitamin, its best natural sources and recommended dietary allowances.

2. Summarize the metabolic fate of each vitamin.

3. Explain the principal metabolic functions of each vitamin and its impact on overall body functions.

4. Explain the manifestations of vitamin deficiency and the biochemical defects leading to it.

5. compare between the requirements for vitamins nutrition in selected groups emphasizing the effects of drugs on bioavailability and function.

6. Explain why most of these vitamins are non toxic in very high doses