The main thing to focus on when you are struggling is obedience to God with hunger and fullness. When you are tempted to overeat, remember that eating too much wears you out. It robs you...
Remember, if you are still struggling with overeating, one huge thing to avoid is getting up in the middle of the night to eat. You have made it through the day with being aware of what you are doing...but in the night, you must not get distracted, lose focus and run to the food...