In fact, you need to make a very detailed plan according to your age, weight, physical condition, planning of meals a day, exercise plan, etc. You can only guess from your tone that you are a young and healthy woman (probably mainly running and belly dancing) and give a general recommendation, as follows:

If you are not allergic to gluten, at 5: 30, at 6: 00 at the latest, a slice of thick cut whole wheat bread+a box of milk+an egg+a small bowl of fruit &; Vegetables, get home at half past eight, and have another piece of whole wheat bread and some nuts at nine o'clock.

There is starch in it to prevent your hypoglycemia, protein to prevent your muscle loss, vegetables to provide vitamins to prevent constipation, and a little starch after exercise can help you sleep at night.