Eggs play a great role in the development of nervous system and body, and choline contained in them can improve the memory of all ages. Protein in eggs can repair liver tissue damage, and lecithin in egg yolk can promote liver cell regeneration. It can also increase the amount of human plasma protein and enhance the body's metabolic function and immune function.
Eggs are also rich in iron, which plays a role in hematopoiesis and transporting oxygen and nutrients in the blood. The ruddy beauty of human face is inseparable from iron. If iron deficiency can lead to iron deficiency anemia, people's face will turn yellow and their skin will lose its beautiful luster. It can be seen that eggs really maintain the beauty of the skin.
Eggs contain nutrients second only to human breast milk. An egg contains half an apple or half a glass of milk, but it also contains 8% phosphorus, 4% zinc, 4% iron, 12.6% protein, 6% vitamin D, 3% vitamin E, 6% vitamin A, 2% vitamin B, 5% vitamins B2 and 4.
The content of protein in duck eggs is equivalent to that of eggs, but the total mineral content is far better than that of eggs, especially the iron and calcium content is extremely rich. Duck eggs still have good nutrition after pickling. It is rich in fat, protein and various amino acids needed by human body, and also contains various minerals such as calcium, phosphorus and iron, and various trace elements and vitamins necessary for human body, which are easily absorbed by human body.