Each blood type of human has a specific antigen, and it acts on phytohemagglutinin (a kind of protein attached to food) in different ways. When phytohemagglutinin in food "matches" the blood type of the eater, it will have the effects of delaying aging, gaining ideal weight and improving immunity. Here, the following healthy recipes classified by blood type are recommended for readers' reference.

Type O blood, adapted to high protein food.

Often eaten: beef, mutton, perch, eggs, skim milk, tofu, garlic, radish, lettuce, onion, sweet potato and pumpkin, apples, grapefruit, grapes, pears, watermelons and peaches, olive oil or linseed oil.

A small amount of food: goose, fat pork, ham, caviar, octopus, ice cream, yogurt, whole milk, mushrooms, olives, potatoes, white rice, corn oil or sunflower oil.

Fattening foods: wheat and its by-products, corn, green beans, lentils, cabbage and cauliflower.

Diet: marine shellfish, cabbage and spinach.

Blood type A, adapted to vegetarian diet

Soybean protein is a healthy food for this kind of people.

Often eaten: beans and their products, fish, eggs, cheese, cream, etc., radish, onion, pumpkin, spinach, celery, garlic, lemon, pineapple, plum, apple, peach, raisin, cherry, linseed oil.

A small amount of food: all meat, caviar, crayfish, small eels, oysters, shellfish, etc., whole milk and ice cream, cabbage, eggplant, peppers, potatoes, olives, peppers, bananas, coconuts, mangoes, oranges, and vegetable oil.

Fattening foods: meat, dairy products, kidney beans and wheat.