The first category of quality animal protein food is meat, especially lean meat, such as lean pork, lean beef, lean lamb, some of these lean meats, often rich in quality animal protein. The second type of food is aquatic food, such as fish, shrimp, shellfish food, these aquatic foods also contain high quality animal protein. The third type of food is often eaten eggs, such as eggs, duck eggs, goose eggs, quail eggs, eggs are also rich in high quality animal protein.