Bean curd is a kind of home cooked food, which is very common in daily life. But what should eat tofu? Tofu can not eat it? Which crowd is not suitable for eating tofu? Eat too much tofu will have any hidden trouble? Do you know all this? Today, Xiao Bian for everyone to explain.
Tofu can be eaten.
Leguminous vegetables contain a protein that enables the aggregation of red blood cells. Raw containing lectin legume food can cause nausea, vomiting and other symptoms, weight can be fatal. However, the lectin can be destroyed in the heating process, so we can not eat. However, the tofu in the production process of heating and cooking has been cooked, it is made of boiled soybean milk, but do not shape, after the manual processing into a variety of shapes you have seen. So, nature can be eaten.
Tofu is China's national food, whether it is their own dining table or high-end banquet, can find it figure. Tofu cooking methods varied, in the end what is the best way to play its nutrition?
Frozen bean curd
The most commonly used to rinse and Hot pot soup. Tofu in the frozen, the freezing of water between the formation of ice, the crystallization of the ice will bean curd mesh structure, so as to be more conducive to digestion and absorption of the human body. Moreover, frozen tofu, calcium, protein and other nutrients basically no loss. Frozen tofu is also simple, cut tofu cold water pot, add salt, until after the boil will continue to cook for 1 minutes, remove and tofu, too cold to drain into the freezer.
Such as tofu chalota and Tofu with Preserved Eggs etc.. This is the simplest way of cooking tofu, the impact of nutrients which is minimal, and will not introduce too much fat. It is a reminder that tofu is relatively easy to deteriorate, buy a home is best to complete heating, mix to less salt.
Braised and stewed tofu
Such as Mapo Tofu, carp soup, minced tofu etc.. This is one of the most commonly used cooking methods, in this process, the tofu nutrition loss is small, and with other food collocation, nutrient utilization is more comprehensive and reasonable, but cooking easy to introduce too much oil and salt, which is bad for health. Stewed tofu in addition to less oil and salt, but also to find a good bean partner". For example, collocation fish and other foods rich in vitamin D, can promote the absorption of calcium in tofu use; meat collocation can achieve complementary amino acid composition of protein, which is more reasonable; collocation of vegetables, can add more rich in vitamin.
Such as thousands of tofu, etc.. Fried tofu, surface micro yellow, crisp texture rich, especially popular. But this makes cooking oil content of tofu is greatly improved, and the frying temperature is often too high, nutrition loss of tofu is also the most serious and may even produce carcinogens. The recommendation to avoid this way of cooking, if it is to be used, to control the oil quantity, temperature and heating time. In addition, the pickled tofu curd is a very healthy eating tofu, because after fermentation, protein into amino acids and peptides more easily digested and absorbed, and produce more vitamin B, the absorption rate of calcium, magnesium and other minerals will improve. But their production at home easily infected with bacteria, may bring food safety risks, it is recommended to buy the regular manufacturers of products.
Tofu is delicious, but what are the disadvantages of eating tofu?
Tofu protein content is rich, the protein content of 20% or so, once the excessive consumption, will make these proteins in the human body savings, causing indigestion, will make people appear abdominal distension, diarrhea and other symptoms of discomfort.
Iodine deficiency disorders
Tofu contains a substance called saponin, it can promote the body of iodine excretion. Therefore, if people eat tofu for a long time, it is easy to cause a large loss of iodine in the body, so that they suffer from iodine deficiency disorders.
Tofu contains more purine substances. Purine metabolic disorder is the key cause of gout. Therefore, gout patients with excessive consumption of tofu is easy to cause gout attacks.
Tofu contains extremely rich methionine, methionine into the human body in the role of the enzyme will be converted to cysteine. And cysteine can damage the endothelial cells of the human arterial wall, causing cholesterol and triglycerides to be deposited on the walls of the arteries, causing atherosclerosis.
Impaired renal function
Under normal circumstances, into the human body after the metabolism of plant protein, most of them will become nitrogen waste, excreted by the kidneys. However, the renal function of the elderly and some kidney disease patients, if they eat too much tofu, will increase the burden on the kidneys, so that the decline in renal function, thus affecting their health.
In the light of the above, what are the people to try to eat tofu?
The elderly to eat tofu
Tofu flavor, simple production process of edible, is both raw and cooked, all ages, health, longevity health Jiapin delicacy. However, for the elderly, it is not good for the health of the elderly to eat tofu. Because people eat into the body of the plant protein metabolism changes, the last part of the nitrogen waste, excreted by the kidneys. Pleasant to the elderly, decreased renal ability to excrete waste. Once the human body nitrogen waste increases, it will increase the burden on the kidneys, resulting in a further decline in renal function, which are very detrimental to the health of the elderly.
Adolescent children to eat tofu
Soybean and soybean products contain soy isoflavones, and soybean isoflavones is a kind of plant estrogen. This hormone will make the child sexual precocity, resulting in children age early, early healing of bone age is one of the main causes of juvenile short stature. If a boy is eating a lot of things that the development of secondary sexual characteristics were affected by the appearance of the sun just even present the female tendency, will cause the decline in sperm quality, resulting in relatively low fertility days after the occurrence.
Pregnant women and pregnant men to eat tofu
There are more soy phytoestrogens in estrogen, androgen, the male fetus is easy to form small penis, hypospadias and testicular small deformity for female fetuses, will lay the basis for the adult female breast, uterus and cervix disease. If you want to eat a lot of men, will reduce the number of sperm and other hazards.
Iodine deficiency patients to eat tofu
Soybeans contain a substance called saponin. It can not only prevent atherosclerosis, but also promote the excretion of iodine in the human body. Long term excessive consumption of tofu can easily lead to iodine deficiency, leading to iodine deficiency disorders.