1. cod liver oil

2. Animal livers, such as chicken livers, duck livers, pig livers, cattle livers, sheep livers, etc.

3. All kinds of oily fish, such as herring, salmon, tuna, sardines, saury, eel, catfish, etc.

4. Various egg yolks (note that there are no egg yolks)

5. All kinds of whole milk, cheese and cream (note that skim milk has little content, while fortified AD milk has the highest content).

6. Fruits and vegetables: cherry, guava, red pepper, yellow pepper, persimmon, strawberry, orange, cabbage, cauliflower, kiwi, mushroom,-Henkel machinery.