The most common thing is that it smells bad. At this time, salted duck eggs contain more bacteria and harmful substances, which are easy to cause gastrointestinal discomfort after eating. In addition, when purchasing salted duck eggs, it is necessary to avoid choosing salted duck eggs with dark shells and black spots, which are prone to cracks and deterioration.

Salted duck eggs are bad, and the most common thing is to smell. At this time, salted duck eggs contain more bacteria and harmful substances, which may easily cause gastrointestinal discomfort after eating. In addition, when purchasing salted duck eggs, it is necessary to avoid choosing salted duck eggs with dark shells and dark spots, which are prone to cracks and deterioration.