The NutriSystem program is a complete, real life solution to losing weight. It represents an easy to follow diet plan based on low Glycemic Index, good carb NutriSystem Advanced foods with optimal amounts of protein to help keep you satisfied and your blood sugar levels stable. During this program, you will receive perfect portions with every prepackaged entree, snack and dessert.

eDiets is the largest weight loss, nutrition, fitness and wellness program on the internet. They offer a variety of customized diets and food plans, including the Atkins Diet, The GiDiet, Slim fast Optima, vegetarian, low cholesterol and many others. Membership includes weekly meal plans, a virtual fitness trainer, member chat rooms, online support and counseling.

The South Beach Diet was doctor-designed by leading preventive cardiologist Arthur Agatston with the goal of helping people improve their health and lose weight doing it. Eating the array of foods emphasized on the South Beach Diet whole grains, fruits, vegetables, lean proteins, low-fat dairy products, and healthy fats — can reduce your risk of developing heart disease, stroke, prediabetes, and diabetes.

The Jenny Craig plan has been around for years, and seems to be at the forefront of successful weight loss stories. The plan is well balanced, offers one-on-one counseling, portion-controlled Jenny's Cuisine food items, and other options that make it a worthy system for weight management.

It's better suited to people who need some encouragement every now and then.