Table of contents : background image7 INTRODUCTIONWHAT IS FOOD? 10 THE FUNCTION OF FOOD Diet components11 ENERGY FROM FOOD Kilojoules and kilocalories12 ENERGY IN VS. ENERGY OUT Energy balance14 BUILDING BLOCKS Amino acids15 THE ROLE OF PROTEIN Protein16 THE STRUCTURE OF FAT Fatty acids17 THE ROLE OF FAT Fat18 SIMPLE AND COMPLEX CARBS Carbohydrate units19 THE ROLE OF CARBOHYDRATES Carbohydrates20 WHAT IS FIBER? Fiber and resistant starch 22 VITAMINS AND MINERALS Micronutrients23 THE VISION HELPER Vitamin A24 THE MULTITASKERS B vitamins26 THE IMMUNE SUPPORTER Vitamin C27 THE SUNSHINE VITAMIN Vitamin D28 THE CELL DEFENDER Vitamin E29 THE CLOTTING NUTRIENT Vitamin K30 THE FLUID REGULATOR Potassium31 THE BONE BUILDER Calcium32 THE BONE HELPER Phosphorus33 THE WORKHORSE Magnesium34 THE OXYGEN TRANSPORTER Iron35 THE ALL-AROUNDER Zinc36 THE FREE RADICAL FIGHTER Selenium37 THE THYROID REGULATOR Iodine38 BEST OF THE REST Other minerals40 EATING THE RAINBOW Phytonutrients42 THE LIQUID OF LIFE Water43 STAYING HYDRATED Hydration