In a nutshell, a low calorie weight loss regime depends on the fact that in order to get rid of some fat, then you have to injest less calories than your body normally needs.
The calorie defined?
A calorie is a measurement of the energy provided by food. The food calorie is the the amount of energy required to raise one cubic centimeter of water by one degree centigrade. If a food has more calories, then it will will give you a larger amount of energy when your body converts it.
Low calorie foods include fresh green beans, red peppers, apricots, beef based meals, and skimmed milk.