Food containing relatively high calories, are some of the food made by deep-frying cooking, such food contains relatively high calories, such as fried potato chips, French fries, fried fries, fried scallops, in the process of frying will make the original low-energy food, through the oil infiltration and become a high-energy food. Another point is rich in fatty meat, animal offal, nuts and cooking oil, which contains relatively high calories, because 1 gram of fat can produce 9Kcal of heat. Foods that contain a lot of sugar in daily life are also higher in calories, such as refined rice and noodles, snacks, pastries, and sugary drinks, because 1 gram of carbohydrates can produce 4 Kcal of calories, so foods that are higher in fat and sugar are higher in calories.