After several attempts on the 3-day diet, which has been claimed to be so effective to most people but has zero effect on me, I have decided to try the 1-day diet. Diet menu Breakfast 1 Egg, hard/soft 1/2 grapefruit 1 cup black coffee( no sugar, cream except for artificial sweetener) Mid-morning snack 2 Ritz biscuit, each with 1/4 slice of American cheese 1 cup black coffee( no sugar, cream except for artificial sweetener) Lunch 1 can of Tuna 3 half stalks of celery ( no salt) 1 cup black coffee( no sugar, cream except for artificial sweetener) Dinner 3 oz of skinless chicken/fish 6 broccoli/cauliflower florettes 1 cup black coffee( no sugar, cream except for artificial sweetener) And that's all. What's diffferent from the previous 3-day diet that I tried is that the menu is really very simple. So it is rather easy for me to do shopping. By the way, seasoning like mustard, ketchup, vinegar are allowed but I am not adding in any of these ...