Nutrition is a science that looks at how diet affects a person's health.  Health professionals who work in this area are called nutritionists.  There are seven main classes of nutrients that the body needs on a daily basis to remain healthy.  They are:  vitamins, minerals, proteins, fats, carbohydrates, fiber and water. 

American Dietetic Association

BreakFAST and Jump to it!

Calcium Information Resource

Children's Nutrition Guide 

Dairy Spot

Egg Nutrition Center

FDA Kids Home Page

Fitness Online

Kids and Nutrition

Kids Health:  Nutrition and Fitness Center 

My Very Own Pizza

Nabisco Recipes

Nutritional Analysis Tools and System

Nutrition Cafe

Nutrition.gov 

Real Truth About Fast Foods and Nutrition

Sugar Association

Welcome to School Menu.com

Wikipedia:  Nutrition