Four foods that the elderly should not eat in summer

　　Tofu:
　　
　　Tofu has high nutritional value, but elderly It is not advisable to eat too much.
　　
　　Tofu is extremely rich in protein, as well as phytic acid and flatulence factors. If you eat too much at one time, it will not only hinder the body's absorption of iron, but also easily cause protein indigestion, abdominal distension, and diarrhea and other discomfort symptoms.
　　
　　The soybeans used to make tofu contain a substance called saponin, which not only prevents atherosclerosis, but also promotes the excretion of iodine in the human body, causing iodine deficiency in the human body. Traditional Chinese medicine believes that tofu is cold in nature, so people with a cold stomach, those prone to diarrhea, bloating, spleen deficiency, and those with kidney deficiency who often experience spermatorrhea should not eat more.
　　
　　Tremella:
　　
　　Tremella is rich in nutrients and has the functions of nourishing the kidneys, moistening the lungs, and promoting body fluid production. It is very popular among the elderly, but in clinical On the market, it is also common for the elderly to suffer from intestinal obstruction due to improper consumption of Tremella fuciformis. This is because the elderly have poor digestive function and Tremella fungus is not easy to digest. If they eat too much at one time or eat multiple meals in a row, it will cause intestinal obstruction, manifested as abdominal cramps, nausea, vomiting, bloating, constipate , anal cessation of exhaust, etc. Some serious cases even require surgical treatment.