Strongly acidic foods: beef, pork, chicken, tuna, oysters, flounder, cheese, rice, wheat, bread, wine, peanuts, walnuts, sausages, sugar, biscuits, white sugar, beer, etc.

Weakly acidic foods: ham, eggs, lobster, octopus, squid, buckwheat, cream, peas, eels, river fish, chocolate, onions, hollow powder, fried tofu, etc.

Strongly alkaline food: tea, cabbage, persimmon, cucumber, carrot, spinach, cabbage, lettuce, taro, kelp, citrus, fig, watermelon, grape, raisin, strawberry, millet, coffee, wine, etc.

Weakly alkaline food: bean curd, pea, soybean, mung bean, bamboo shoot, potato, mushroom, rape, pumpkin, bean curd, celery, sweet potato, lotus root, onion, eggplant, pumpkin, radish, milk, apple, pear, banana and cherry.