There is no need to refine the nutritional balance in eating to the daily menu. In principle, eat well in the morning, have a full stomach at noon and eat less at night (7 or 8 points is enough) and avoid eating supper.
Exercise: take no less than 5, steps of aerobic exercise every day and squeeze no less than 3 minutes.
In short,
It is not advisable to diet and lose weight.
Lose weight by yourself
Be confident.