Eating like this still has disadvantages:

1, malnutrition, reduced metabolic rate, leading to anemia, decreased immunity, inattention, loose skin, dull and so on.

2, easy to lead to anorexia, life-threatening.

3, easy to rebound. Once you stop dieting, hungry cells will selectively absorb nutrients and aggravate obesity.

The most effective thing is to cooperate with sports. Don't just eat this stuff to lose weight. Malnutrition will definitely have an impression on the body, especially for girls with menstrual problems. It's easy to adjust, dysmenorrhea or something ~ ~ ~ My classmates tried almost any way to lose weight, but in the end it didn't work well. In fact, any so-called diet meal, diet pills, will have an effect in a short time. However, once the previous diet is restored, it will return to its original shape, so exercise plus proper diet control is a healthy long-term solution.