Tea eggs can't be eaten every day. If you eat tea eggs for a long time, there is still a great risk of cancer. Usually tea eggs cooked for a long time will produce a variety of harmful heavy metals and a substance called nitrite, which is a very dangerous carcinogen. If ingested for a long time, it will not only cause diseases such as digestive system, nervous system and urinary system, but also induce cancer.

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Tea eggs cooked for a long time, boiling water and steamer water will produce a variety of harmful heavy metals and a nitrite. Contains carcinogens, which can cause diseases of digestive system, nervous system, urinary system and hematopoietic system.

The yolk of tea eggs cooked for a long time is grayish green, which is caused by the formation of insoluble ferrous sulfide between ferrous ions in the yolk and sulfur ions in protein. This ferrous sulfide will not be absorbed and utilized by human body. If children eat regularly, there will be iron malabsorption, leading to iron deficiency anemia.

People's Network-Don't eat more tea eggs.