Skinny eggs are rated by the U.S. as the "most disgusting food" list, high lead will be chronic poisoning?

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As a big fan of eggs, Auntie Wang often makes her own eggs at home. On this day, her newly made eggs were ready to eat, so she took some of them and gave them to her friends.

"I recently made a new skin egg, can be delicious, used to do cooking soup, porridge or cold are very delicious, give you some to try."

But I didn't realize that my friend's exit was not a thank you but a rejection, and said, "I don't dare to eat it, the eggs contain lead, which can be poisoned if you eat them, and also cause cancer! You did not see the news, a lot of people ate eggs poisoned into the hospital it. You also eat less."

Friends also afraid of Wang Auntie do not believe, specially find a few skin egg poisoning news to her look. There are really a lot of people eating eggs poisoning, which makes the skin egg lover Wang auntie do not know what to do.

Skinned eggs, also known as loose eggs, are a very Chinese flavor food. Although once listed by CNN as "the world's top ten most disgusting food" at the top of the list, but both the south and north are loved by the people. It is such a small egg, but in recent years has been rumored to contain high levels of lead, eaten easily poisoned, and even carcinogenic. This makes a lot of skin egg lovers deterred, then skin egg is really as rumors say? Today Xiao Jiu to talk to you about those things.

One, the eggs really contain a lot of lead, will make people poisoned with cancer?

Skinned eggs are made from duck eggs with quicklime, salt, grass ash, yellow dan powder, tea leaf powder and other substances, wrapped in thin mud pickled for about 100 days. It has a delicious flavor and is rich in protein, sodium, calcium and many other nutrients. Is it true that skin eggs contain lead?

The traditional process, will use an important auxiliary material - yellow Dan powder, its main component is lead oxide, in the pickling process part of the lead will penetrate into the egg, after a period of time pickling, leather eggs within the lead will slowly accumulate. Eating too much of it may damage the immune system, nervous system and kidney function.

But! In 2014, China revised the national standard for the production of eggs, which stipulates that the lead content of eggs should not be greater than 0.5mg/kg. And the modern production of eggs uses a lead-free process, which is not completely free of lead, but as long as it is in line with the national standard for the production of eggs, it is generally not harmful to the human body, and will not have lead poisoning and other adverse reactions.

It is recommended that when buying eggs, it is best to choose a large superstore and other formal channels to buy, generally in line with national standards are safe to eat.

Second, why is it that every year there are news of poisoning from eating eggs?

Every year, eating eggs poisoned sent to the hospital this type of news quite a lot, and it said that there is no poison, why there are still so many cases of poisoning?

Chengdu Second People's Hospital, deputy director of the Emergency Department, Li and pointed out that the skin egg poisoning occurs in the summer, mostly triggered by the salmonella bacteria, the skin is easily contaminated with salmonella, it is recommended to do a good job of the skin egg food is best eaten within one or two hours. The common symptoms of skin egg poisoning are abdominal pain, dizziness, vomiting, diarrhea, persistent high fever, etc. If you eat a skin egg after these symptoms it is best to seek medical attention as soon as possible.

Three, two or three questions about the eggs

1, why the eggs smell strange, eat fresh?

This is because the eggs are made in an alkaline environment and have an alkaline taste, plus protein hydrolysis occurs during pickling, which produces volatile substances such as hydrogen sulfide and ammonia, so they taste a little strange. However, protein hydrolysis also produces some flavorful peptides and fresh-flavored amino acids, so the texture of leather eggs tastes fresh.

2. How are the beautiful lines on the eggs formed?

Because the surface of the egg has a nice pattern like a pine branch, so it is also known as pine eggs, in fact, the nice pattern on the surface of the egg is the magnesium ions in the egg white and egg white protein degradation of the formation of fibrous magnesium hydroxide hydrate crystals. The different color of the skin eggs, and pickling time related, generally the longer the pickling time the darker the color.

3, eggs, eggs, duck eggs which nutritional value is higher?

Because of the loss of water, the fat and protein content in the skin eggs, although there has been an increase, but the sodium content of the skin eggs is much higher than the eggs, duck eggs, and made into a skinned egg after which the vitamin B1 and B2 are significantly reduced. Therefore, in general the eggs, duck eggs are more nutritious than the skin eggs.

Four, how to eat eggs healthier? Keep in mind 4 points

Skin egg poisoning incidents continue to occur, in order to avoid the consequences, how to eat skin eggs to be healthy?

Some small workshops may still use the traditional method of making eggs, then there is the possibility of excessive lead content, it is recommended to buy eggs best to choose the regular brand manufacturers, these brand manufacturers lead content in the standard range, generally can be eaten without fear.

Children, poor digestion of the elderly and hypertensive patients or pregnant women suffering from gestational hypertension, it is best to eat less or do not eat eggs, you can choose to ordinary eggs or duck eggs.

Be sure to wash your hands and eggs before eating them to avoid salmonella infection, and it is best to choose to eat eggs after high temperature disinfection, so that even if there is salmonella bacteria are also killed at high temperatures.

Peeled eggs should be smelled after peeling to see if there is a strange odor, to see if the shape is sparse, it is likely to be bad, it is best not to eat.

References:

[1] "Often eat leather eggs will lead poisoning? Which has more nutritional value compared to eggs and duck eggs? . Nutshell.2021-05-09

[2]"Alert! A family of four to eat eggs collective poisoning, what happened? Don't miss this step before eating..." . Science Popularization China.2022-03-17

[3]"Alert! A cold dish put down a family of four, once someone died because of it! Many Guangdong people love to eat". Southern Metropolis Daily.2020-07-20

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