1. Causes of indigestion
Tofu is rich in protein. Once eaten in excess, these protein will accumulate in the human body, causing indigestion, which will lead to abdominal distension, diarrhea and other uncomfortable symptoms.
2. Causes of renal function decline
Under normal circumstances, after metabolism, most of the plant proteins that enter the human body will become nitrogen-containing waste and be excreted by the kidneys. However, the renal function of the elderly and some patients with kidney disease is declining. If they eat too much tofu, it will increase the burden on the kidneys and make them have renal function decline, thus affecting their health.
3. Causes of arteriosclerosis
Tofu is rich in methionine, which can be converted into cysteine under the action of enzymes after entering the human body. Cysteine can damage the endothelial cells of human arterial wall, make cholesterol and triglyceride deposit on the arterial wall, and cause arteriosclerosis.
4. Causes of iodine deficiency disorders
Tofu contains a substance called saponin, which can promote the excretion of iodine by human body. Therefore, if people eat tofu for a long time, it is easy to cause a lot of iodine loss in the body and make them suffer from iodine deficiency.
5. Causes of gout
Tofu contains more purines. The abnormal purine metabolism is the key cause of gout. Therefore, gout patients can easily cause gout attacks when they eat too much tofu.
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Nutrition and efficacy of tofu
Although tofu should not be eaten every day, moderate consumption can have the following effects on the human body.
Tofu is extremely nutritious and contains iron, magnesium, potassium, nicotinic acid, copper, calcium, zinc, phosphorus, folic acid, vitamin B 1, egg yolk and vitamin B6. Every100g of solid tofu contains 69.8% water, including protein15.7g, fat 8.6g, carbohydrate 4.3g and fiber 0. 1 g, which can provide 61kloc-0/.2 kilojoules of heat. The high content of amino acids and protein in tofu makes it a good supplementary food for cereals.
Tofu fat is 78% unsaturated fatty acid and contains no cholesterol, so it is known as "vegetable meat". The digestion and absorption rate of tofu is over 95%. Two small pieces of tofu can meet a person's daily calcium requirement.
Tofu is a tonic, heat-clearing and health-preserving food. If eaten regularly, it can tonify the middle energizer, clear away heat and moisten dryness, promote fluid production and quench thirst, and clean the stomach. It is more suitable for people with heat constitution, bad breath, thirst, indigestion and fever.
Modern medicine has proved that tofu not only has the functions of increasing nutrition, helping digestion and stimulating appetite, but also is beneficial to the growth and development of teeth and bones (there is also the calcium king in fruit-sour horn), which can increase the content of iron in blood in hematopoietic function; Tofu contains no cholesterol, and it is a delicacy for patients with hypertension, hyperlipidemia, hypercholesterolemia, arteriosclerosis and coronary heart disease. It is also a good food therapy for children, the sick and the elderly to supplement nutrition.
Tofu is rich in phytoestrogens and has a good effect on the prevention and treatment of osteoporosis. It also has the function of inhibiting breast cancer, prostate cancer and hematologic cancer's disease. Sterol and stigmasterol in tofu are all effective components for inhibiting cancer.
Eating fermented tofu can prevent brain aging. Beijingers like to eat stinky tofu and soy bean curd from Wang Zhihe. Nanjing people like to eat fragrant dry and smelly dry; Anhui people like to eat hairy tofu; People in China, no matter where they are, still like to eat bean curd.
Experts tell us that once tofu is fermented, the biggest change is to produce a large amount of vitamin B 12, and if the human body lacks vitamin B 12, it will accelerate brain aging. Therefore, we should often eat fermented tofu, which is good for preventing brain aging and Alzheimer's disease.
Tofu, as a food with both food and medicine, has many functions, such as benefiting qi and tonifying deficiency. According to the determination, the calcium content of100g tofu is140mg-160mg, and the protein content of tofu is relatively high in plant food, which contains 8 kinds of essential amino acids for human body, and also contains unsaturated fatty acids and lecithin lacking in animal food. Therefore, eating tofu often can protect the liver, promote metabolism, enhance immunity and detoxify.
Baidu encyclopedia-tofu
Baidu Encyclopedia-Although tofu is good, don't eat it every day