Calorie is abbreviated as Cal, which means kilocalorie, which is the most commonly used unit for calorie calculation, and kilojoule is the international standard energy unit. According to the national regulations, the energy unit on the food nutrition label must be kilojoules, because the energy value of kilojoules is more accurate. The nutrient composition table on the food package will tell all the contents in this food, including carbohydrate, protein and other macronutrients.
People who usually pay more attention to weight can pay more attention to the calories of food when eating.