Nutrisystem diet is an effective weight loss diet plan based on portion-controlled eating. This means that a well planned nutrisystem allows its takers to relish their favorite foods, however, in a controlled quantity and in certain intervals only. The nutrisystem diet plan basically functions on the principle of high consumption of high-fibers, good carbohydrates and proteins to achieve the desired weight loss results. Nutrisystem diet plan specifically caters to the need of those who are looking for convenient options to lose weight. The nutrisystem diet, may, however, may also be followed to stabilize the health of the cardiovascular system. Examples of nutrisystem food are grilled chicken dishes, mashed veggies, soups, steaks, pasta, salad and fish delicacies.