To plan for daily meals which will meet National nutritional goals, you must learn what food is composed of, and how to select foods to provide the best intake of nutrients. Adequacy - all the essential nutrients in amounts sufficient to maintain health. Balance - provide the foods in the correct proportions relative to each other. Moderation - no constituent in excess. Variety - the inclusion of many types of foods.
Nutrient density is defined as the amount of nutrient per energy unit.
In the next chapter we will learn which foods can be substituted for each other, and how to plan a proper diet. Unfortunately, some of the people who engage in fraud actually believe it themselves. Figure C1- 1 provides some obvious alerts to Nutrition Quackery. These claims are invariably phony. Sc.D., former US Surgeon General.