Chicken, duck and fish are delicious because they contain a lot of things.
Chicken, duck and fish are delicious because they contain a lot of protein and are easily digested and absorbed by the human body, so they are delicious. But meat food has high cholesterol content, and eating too much is harmful to health. And beans and oily seeds such as peanuts and sunflower seeds also contain high-quality protein, which is more beneficial to health.