1, the average person can eat chicken breast100g a day, and it is more appropriate to eat chicken breast 50-100g a day to lose weight.

2. Other meats and ingredients should be properly ingested to ensure balanced nutrition. The daily intake of protein for muscle-building people is 1.5-2.0g/kg body weight, which means that the daily intake of protein should be 67.5-90g for a 45kg female. The arrangement that can be converted into food is: 500ml milk (17.5g)+ 1-2 eggs (14g)+200g meat or fish (cattle, sheep, pigs, chickens and fish, 40g)+300g staple food (the average content in protein is/kloc).