Low-protein foods: such as buckwheat, oats, millet, potatoes, bitter gourd, wax gourd, spinach, carrots, chrysanthemums, celery, coriander, water spinach, shepherd's purse, bracken and amaranth. The dishes made from the above ingredients are all low-protein dishes, such as fried spinach, spinach soup and winter melon soup. At the same time, eggs, fish, poultry, skim milk, etc. It belongs to "high-quality protein" and can be eaten in small quantities at ordinary times. Bean products, including all kinds of beans, soybean milk and tofu, are all "inferior protein". The human body makes poor use of these protein, so it is best not to eat them.

Low salt means cooking with less salt, eating as lightly as possible and eating less spicy food.