Three-day diet: breakfast on the first day: half a grapefruit, two teaspoons of peanut butter, a piece of bread and a cup of coffee; Chinese food: swallow half a canned tuna (soaked in mineral water or purified water), toast coffee or tea; Dinner: half a cabbage flower, two pieces of meat, a cup of coffee or tea, a cup of vanilla ice cream, ten lentils, ten red grapes and an apple; Breakfast the next day: half a banana, boiled eggs. Coffee or tea A cup of Chinese food: a cup of yogurt, two soda crackers, a cup of coffee or tea Dinner: two hot dog sausages, half broccoli, ten big red grapes, half banana, a cup of coffee or tea Breakfast on the third day: an apple, a piece of cheese, two soda crackers, a cup of coffee or tea Chinese food: a boiled egg, a slice of toast, a cup of coffee or tea Dinner: Swallow half a can of tuna. Half a cabbage flower, half a banana, a cup of vanilla ice cream and a cup of coffee or tea. Note: 1. Drink five glasses of water every day (one in the morning, one in the afternoon and one between meals). Besides, you can't drink or eat any more. Raw food can only be boiled in white, seasoned with salt and pepper, and no other seasonings can be added. 3. According to the order of recipes, you can't use them indiscriminately, and you can't use other substitutes. 4. Don't change the purchase of food at will: a bottle of peanut butter, a bottle of coffee, two cans of tuna, a bag of toast, a cauliflower, ten lentils, two apples, two cups of vanilla ice cream, three bananas, a cup of yogurt, a broccoli, a bag of soda crackers, a piece of cheese, a grapefruit, a bag of toast, two pieces of meat, thirty red grapes and two hot dog sausages.