Eating eggs every day can replenish nutrients such as high-quality protein and many kinds of vitamins, making the diet structure more balanced and nutritional intake richer. Eggs are rich in high-quality protein. According to the Chinese food composition table, every 100 grams of eggs (white skin) contains 12.7 grams of protein, and the protein contained in two eggs is roughly equivalent to the protein of 50 grams of fish or lean meat. Its protein contains 8 kinds of essential amino acids, and the composition of the human body protein is very similar, the utilization rate of the human body to the egg protein can be as high as 98%. In addition, every 100 grams of eggs contain 9 to 12 grams of fat, mainly concentrated in the yolk, but also easy to be digested and absorbed by the body. Egg yolks are also rich in lecithin, sterols, yolk pigment, as well as calcium, phosphorus, iron, vitamin A, vitamin D and B vitamins. Eggs have high nutritional value, the general population can eat 1~2 eggs per day, and to ensure that you eat 1 whole egg, supplement high-quality protein and a variety of vitamins, so that the diet structure is more balanced. However, for patients with cardiovascular diseases who need to limit fat and cholesterol, they should be cautious about consuming egg yolks according to their own conditions.