Eating one preserved egg a day is not harmful to the body. But if you insist on eating preserved eggs for a long time, it will be very harmful to the body. I just mean to eat one a day occasionally to change the taste. Don't eat preserved eggs every day. Although preserved eggs are also chicken eggs, duck eggs, and goose eggs. However, the nutritional value varies greatly depending on the method. In any case, you cannot eat one preserved egg a day for a long time. Exactly!