- American Association of Cereal Chemists
- American College of Nutrition
- American Diabetes Association
(American Diabetes Association)
- Information for the health care professional, including practice recommendations, upcoming meetings and abstracts for Diabetes and Diabetes Care.
- Academy of Nutrition and Dietetics
- An abundance of information for professionals and for members of the public. A daily tip is updated each weekday, AND position papers are posted, and there is a terrific collection of links to other web-based nutrition information.
- American Nutraceutical Association
- American Society for Clinical Nutrition
(American Society for Clinical Nutrition)
- The official web site of the American Society for Clinical Nutrition. Includes news, information about upcoming meetings, and a link to the Association's journal The American Journal of Clinical Nutrition.
- American Society for Nutritional Sciences
(American Society for Nutritional Sciences)
- The American Society for Nutritional Sciences is a research society whose goal is to improve the quality of life through the science of nutrition. Site includes continuing education information, information about ASNS publications, and a membership directory. There are also career opportunities posted.
- American Society for Parenteral and Enteral Nutrition
- Food and Drug Law Institute
- International and American Associations of Clinical Nutritionists
- National Society for Healthcare Foodservice Management
- North American Society for Pediatric Gastroenterology, Hepatology and Nutrition
- Society for Nutrition Education
- American Society of Bariatric Physicians