The normal daily intake of protein, recommended by the Chinese Nutrition Society is 0.8-1.0 grams per kilogram of body weight per day, for 60 kg of body weight, the daily intake of protein is about 60 kg multiplied by 1.0 grams per kilogram of body weight per day is to consume 60 grams of protein. If you eat, you can basically eat an egg 50 grams, providing about 6 grams of protein, a pound of milk 500ml can probably provide 15 grams of protein, one and a half lean meat can probably provide 15 grams of protein, and then eat one or two beans 50 grams can probably provide 17.5 grams. If you eat five or two more grains, you can basically reach 1.0 grams per kilogram of body weight per day, for 60kg body weight is exactly about 60 grams of protein more appropriate.