Duck eggs are as nutritious as eggs. The protein content of duck eggs is the same as that of eggs, and the protein in every 500g eggs or duck eggs is almost 45-70g, sometimes duck eggs are more than eggs. Secondly, the fat content of duck eggs is not less than that of eggs, but more than that of eggs. There are about 65 grams of fat in every 500 grams of eggs, and the fat in 500 grams of duck eggs can exceed 70 grams. As for the total amount of various minerals in duck eggs, it is much more than that in eggs, especially the iron and calcium urgently needed by human body, and duck eggs are rich in content. Several important vitamins in duck eggs are generally similar to those in eggs, and vitamin b2 in duck eggs is greater than 1/5. Vitamin b2 is an easily deficient vitamin. Eating more duck eggs will yield more than eating eggs. Salted duck eggs contain a lot of salt, which is not good for your health, but it doesn't hurt to eat less. From the point of view of nutrition, eggs are certainly a better source of protein.