1 / 33

Chapter 12 – Part 2 Nutrition Basics Essential Nutrients and Nutritional Guidelines

Chapter 12 – Part 2 Nutrition Basics Essential Nutrients and Nutritional Guidelines. 1. What is a Nutrient?. A nutrient is a chemical substance in food that helps maintain the body. You need over 50 nutrients, which can be divided into six groups . Water Carbohydrates Lipids (Fats)

kyoko
Download Presentation

Chapter 12 – Part 2 Nutrition Basics Essential Nutrients and Nutritional Guidelines

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Chapter 12 – Part 2 Nutrition Basics Essential Nutrients and Nutritional Guidelines 1

  2. What is a Nutrient? • A nutrient is a chemical substance in food that helps maintain the body. • You need over 50 nutrients, which can be divided into six groups. • Water • Carbohydrates • Lipids (Fats) • Proteins • Vitamins • Minerals

  3. Nutrients have three general functions in your body.

  4. The Six Classifications of Nutrients • Water • Carbohydrates • Fats • Protein • Vitamins • Minerals Sugars Starches Cellulose 5

  5. These Three Nutrients Have Calories • *Carbohydrates • *Fats • *Proteins 6

  6. What is the Definition of a Calorie? • The unit used to measure the energy value of food. 7

  7. The Energy-Yielding Nutrients • Carbohydrate • Fat • Protein

  8. Non-Energy Nutrients • Vitamins • Minerals • Water

  9. Variables which affect nutrient needs: 1. Age 2. Gender 3. Activity level 4. Climate 5. Health 6. State of nutrition 10

  10. 1. Carbohydrates 11

  11. Function • Supplies energy • Provides fiber • Help the body digest fats 12

  12. Sources • Sugars: honey, jam, molasses, candy, table sugar • Fiber: fruits, vegetables, whole grains • Starch: breads, cereals, pasta 13

  13. 2. Vitamins 14

  14. Function Vitamins are divided into two main groups. 15

  15. Fat-soluble vitamins • dissolve in fats • are stored in fatty tissues of the body 5.01C Nutrients

  16. Water-soluble vitamins • dissolve in water • are not stored in the body 5.01C Nutrients

  17. 3. Minerals 4.01C Nutrients 18

  18. Used in minute amounts only. • Become part of the body’s bones, tissues, and fluids. 5.01C Nutrients

  19. 4. Fats 20

  20. Function • Supply energy • Carry fat-soluble vitamins • Insulate the body • Protect organs • Provide essential fatty acids 21

  21. Sources • Types of Fats • Saturated: dairy products, meats, lard, coconut and palm oils • Unsaturated: fish, nuts, vegetable oils 22

  22. Cholesterol • The fat-like substance found in body cells. This substance clogs arteries. 23

  23. 5. Proteins 24

  24. Functions • Builds and repairs muscles and cell tissues • Helps the body make important substances • Regulates body processes • Supplies energy 25

  25. Sources • Complete proteins: • dairy products, eggs, fish, meat and poultry. • Incomplete proteins: • beans, grains and nuts. 26

  26. 6. Water 27

  27. Function • Aids in digestion • Aids in cell growth and maintenance • Facilitates chemical reactions • Lubricates joints and cells • Regulates body temperature 28

  28. Sources • Liquids • Food • Breakdown of energy nutrients 29

  29. Dietary Guidelines for Americans AIM FOR FITNESS . . . Aim for a healthy weight. Be physically active each day.

  30. BUILD A HEALTHY BASE . . . Let the Pyramid guide your food choices. Choose a variety of grains daily, especially whole grains. Choose a variety of fruits and vegetables daily. Keep food safe to eat.

  31. CHOOSE SENSIBLY . . . ♦Choose a diet that is low in saturated fat and cholesterol and moderate in total fat. ♦Choose beverages and foods to moderate your intake of sugars. ♦Choose and prepare foods with less salt. ♦If you drink alcoholic beverages, do so in moderation.

  32. Food For Thought Avoid excesses of some vitamins and minerals. To promote good nutrition and maintain good health: • Eat a variety of foods from the food guide pyramid. • Drink plenty of water • Daily exercise • Seek the advice of a physician or dietician before taking supplements 4.01C Nutrients 33

More Related