Find out how many calories are in the foods you eat. CalorieKing provides nutritional food information for calorie counters and people trying to lose weight.Dec 8, 2017 Get to know the basics of the Nutrition Facts Panel, and understand the parts and pieces, from serving size, total calories and fat to percent.Puzzled by calories? Find out how managing them can help you towards a healthy diet and a healthy weight.A calorie, or kilocalorie, is a unit used to measure energy. Specifically, a calorie is the amount of energy needed to raise 1 kg of water by 1 degree Celsius.Feb 5, 2018 Food provides energy that comes in the form of calories (or kilocalories). All foods provide calories, whether they have a nutrition label or not, .