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Vitamins __minerals

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Vitamins __minerals

  1. 1. Chapter 13 Vitamins and MineralsMosby items and derived items © 2007 by Mosby, Inc., an affiliate of Elsevier Inc.
  2. 2. Vitamins and Minerals Vitamins and minerals are essential for maintaining cell structure and metabolism. Vitamins are classified into two groups; water soluble and fat soluble. Water soluble vitamins include the B vitamins and vitamin C. Fat soluble vitamins include vitamins A, D, E, and K. Mosby items and derived items © 2007 by Mosby, Inc., an affiliate of Elsevier Inc. 2
  3. 3. Vitamins and Minerals The Recommend Daily Allowance (RDA) of vitamins and minerals is meant to be used to make recommendations for populations rather than specific people. A person’s requirements are influenced by physical characteristics, dietary habits, sex, pregnancy, lactation, and age. Mosby items and derived items © 2007 by Mosby, Inc., an affiliate of Elsevier Inc. 3
  4. 4. Vitamins and Minerals Newer RDAs are designed to prevent deficiency and to minimize chronic diseases. Newer terms such as the Dietary Reference Index (DRI) is used to develop diets for healthy people. Mosby items and derived items © 2007 by Mosby, Inc., an affiliate of Elsevier Inc. 4
  5. 5. Vitamin and Mineral Deficiencies Many different vitamin and mineral deficiencies have oral symptoms. If an oral symptom is observed its cause should be determined. If an oral symptom is due to a vitamin or mineral deficiency then the best way to treat it is with a vitamin or mineral supplement. The best source of a vitamin is its dietary source. There are no real adverse effects associated with vitamin and mineral supplementation. Toxicity occurs when more than the RDA is taken on a daily basis. Mosby items and derived items © 2007 by Mosby, Inc., an affiliate of Elsevier Inc. 5

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