Why can salted duck eggs produce oil? The nutritional value of salted duck eggs

Duck eggs have the same protein content as chicken eggs and contain more vitamin B2, making them an ideal food for supplementing B vitamins. In particular, salted duck eggs are rich in iron and calcium, which are urgently needed by the body. Many friends may be very curious about why salted duck eggs can produce oil. Let's take a look!

Contents of this article

1. Why do salted duck eggs produce oil?

2. Nutritional value of salted duck eggs

3. Who are suitable to eat salted duck eggs?

Why do salted duck eggs produce oil?

A lot of salt is added when pickling duck eggs. When the salt enters the duck eggs, it destroys the uniform colloidal state of the yolk, the protein will gradually solidify, and it will also take away the water in the yolk. The small fat originally distributed around the yolk gradually accumulates into oil. In this way, the duck eggs will ooze oil after being pickled, because the texture of the yolk becomes hard after losing water. The yolk that can produce oil is the sign that the salted duck eggs are well pickled.

Nutritional value of salted duck eggs

1. Duck eggs contain nutrients such as protein, phospholipids, vitamin A, vitamin B2, vitamin B1, vitamin D, calcium, potassium, iron, and phosphorus.

2. The protein content in duck eggs is the same as that in eggs, and has the effect of strengthening the body.

3. The total amount of various minerals in duck eggs exceeds that of chicken eggs much more. In particular, iron and calcium, which are urgently needed by the body, are more abundant in salted duck eggs, which are good for bone development and can prevent anemia.

4. Duck eggs contain more vitamin B2 and are one of the ideal foods for supplementing B vitamins.

What kind of people are suitable for eating salted duck eggs

1. Duck eggs are a popular food, so they can be taken by the general public, but they are more suitable for people who have lung heat cough or sore throat.

2. It is best not to eat duck eggs during illness, especially for patients suffering from diarrhea and bloating due to insufficient spleen yang.

3. If you are a patient with nephritis, it is best not to eat preserved eggs. In addition, cancer patients, hypertension patients, hyperlipidemia patients and some cardiovascular and cerebrovascular disease patients should also not eat them.