In winter, the elderly may wish to eat some sour food

　　Take hawthorn, the most common sour food, as an example. Hawthorn is sweet in taste, slightly warm and sour in nature, and enters the spleen, stomach, and liver meridians. The ingredients contained in it have the functions of digesting and strengthening the stomach, promoting qi and dispersing stasis, dilating coronary arteries, relaxing blood vessels, lowering lipids and strengthening the heart. November is when hawthorns are freshly on the market. They are big, plump, sweet and sour. The elderly can make tea with 1-2 fresh hawthorn fruits every day. You can also make hawthorn sauce. Wash, cut, and remove the seeds from the hawthorns, boil them with rock sugar, and store them in the refrigerator to serve as an appetizer after meals.

　　Fruit vinegar is also a good choice. For example, apple cider vinegar drinks contain a large amount of potassium ions, which can offset excess sodium in the body, thus reducing sodium content. ； The acidic component of apple cider vinegar can also clear and soften blood vessels and help remove toxins from the blood. A simpler way is that the elderly can make sour soup at home, such as tomatoes egg Soup. Tomatoes have the functions of producing body fluids, quenching thirst, strengthening the stomach and digesting food, and are very suitable for the elderly with poor digestive function. Or eat more sour fruits, such as oranges, grapefruits, etc.

　　It should be noted that there are two types of elderly people who should not eat too much acid. One is anemia and weak spleen and stomach, suffering from Stomach disease For the elderly, it may cause gastrointestinal obstruction, indigestion and other gastrointestinal disease ； Second, if the elderly with bad teeth eat too much sour food, they may feel tooth decay or even have excessive liver qi. Once you feel discomfort in your stomach and teeth, you should temporarily stop eating.