Mayo Clinic
Mayo Clinic: Food and Nutrition Center
This website provides a wide array of nutritional information. Included are articles on food and food groups, the connection between health and food, and healthy eating choices.
Other
Food Matters: Home Page
This site from Inside Story covers vast amounts of information about food allergies, food intolerance, diabetes, and other special diets. Contains background information as well as the most current research being done in this field.