Generally speaking, the proportion of calories a person should consume in three meals a day is about: breakfast accounts for _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.

30%、40%、30%

A scientific diet should not only include proper and comprehensive nutrients, but also pay attention to the reasonable distribution of calories (prophase: 30%, metaphase: 40%, anaphase: 30%).

Eating a good breakfast provides energy for study and activities in the morning, so besides the staple food, breakfast should be supplemented with some high-quality protein. Lunch should not only supplement energy consumption in the morning, but also make energy reserves for study and activities in the afternoon. So the calories and fat of lunch should be the highest among the three meals. It's not very exhausting at night, so we usually have to talk at dinner. Generally speaking, we should have three meals a day and eat on time. Total energy intake in a day.