The total calorie intake of a normal person should be 2000 calories a day, and people who exercise can increase it appropriately. The following table lists the daily intake of various ingredients and their calorie ratios: (Among them, each gram of fat contains 9 calories; Each gram of carbohydrate contains 4 calories; Protein contains 4 calories per gram).

Fat is less than 65g, 585 is less than 30%, carbohydrate is 300g, 1200 is 60%, protein is 47g, 188 is 9.4%, and other 27 is 2.6%.

Extended data:

There are three kinds of calories in food: protein's calories are the basic nutrients to strengthen muscles, mainly from meat, dairy products and eggs, and each gram contains 4 calories.

Carbohydrate calories are the main energy source of human body under normal circumstances, which are contained in rice, flour, noodles, bread, cereals, vegetables and fruits, and each gram of calories is also 4 calories.

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