Foods rich in vitamin B12: 1, animal offal, such as pig liver, chicken liver, sheep liver, pig kidney, chicken kidney, sheep kidney, these animal offal is very rich in vitamin B12. 2, milk and dairy products, such as milk, goat milk, milk, horse milk, cheese, these milk and dairy products are rich in vitamin B12. 3, egg food, such as eggs, duck eggs, quail eggs 3, eggs, such as eggs, duck eggs, quail eggs, goose eggs, in these eggs are also rich in vitamin B12.