It is not good to eat salted duck eggs every morning and boiled eggs in the afternoon. It is not good to eat it often, because salted duck eggs are pickled foods, which are easy to breed bacteria and toxic and harmful substances. Eating salted duck eggs every morning is not good for your health. It is better to eat a boiled egg every day, and the protein content in one day is enough. So don't eat salted duck eggs every day, just once or twice a week.