Weight Control Info [ http://win.niddk.nih.gov/publications/choosing.htm ]

Mayoclinic [ http://www.mayoclinic.com ]

Medline [ http://medlineplus.nlm.nih.gov/medlineplus/weightcontrol.html ]

MyPyramid Tracker [ http://www.mypyramidtracker.gov ]
Online dietary and physical activity assessment tool from the U.S.D.A

CalorieKing.com [ http://www.calorieking.com ]

Aboutweightloss [ http://weightloss.about.com/ ]

Weight Watcher [ http://www.weightwatchers.com/Index.aspx ]
Ideas for every occasion and taste. See how WeightWatchers.com can help you learn to cook healthier, shop smarter and eat out while you're losing weight. ...

Walford [ http://www.walford.com ]
Information about the calorie-restricted optimal nutrition (CRON) diet developed by Dr. Roy Walford.

The Calorie Control Council [ http://www.caloriecontrol.org ]
Offers information on diet, calories, and foods for achieving a healthy weight.

SparkPeople [ http://www.sparkpeople.com ]
SparkPeople features online diet plans and fitness programs designed by dieticians and personal trainers. Find meal plans, nutrition trackers, recipes, and message boards.

FitDay.com [ http://www.fitday.com ]
Diet journal and analyzer helps tracks user's progress and offers graphical reports on calories, carbohydrates, fat, nutrients, and more.

WebMD Weight Loss Clinic [ http://diet.webmd.com ]
Articles about weight loss, obesity, nutrition, diets, exercise, and related health topics.

Diet Blog Talk [ http://www.dietblogtalk.com ]

LAP-BAND [ http://www.lapband.com ]

Nutrisystem [ http://www.nutrisystem.com ]

Medifast [ http://www.medifast1.com/ ]

Jennycraig [ http://www.jennycraig.com ]

Calorie Restriction Society [ http://www.calorierestriction.org ]
Promoting the concept of improved health and longevity through the restriction of calories.

LookCut Weight Loss and Fitness Portal [ http://www.lookcut.com ]
Weight loss and fitness reference includes tips on how to get and stay fit.

Hungry Girl [ http://www.hungry-girl.com ]
One woman provides news and opinions on diets, food, and nutrition.