(1) Animal protein: the milk of domestic animals, such as milk, goat's milk and mare's milk. Animal meat, such as cattle, sheep and pork. Poultry meat, such as chicken, duck, goose, quail, ostrich, etc. Eggs, such as eggs, duck eggs, quail eggs and fish, shrimp and crabs.

(2) Plant protein: soybeans, including soybeans, mung beans and black beans, among which soybeans have the highest nutritional value. Dried fruits: sesame, melon seeds, walnuts, almonds, pine nuts, etc. spirulina

2. Foods rich in vitamins:

(1) Foods rich in vitamin A: animal liver (pig liver, cod liver oil). Milk and dairy products, eggs (eggs, duck eggs). Green leafy vegetables and yellow vegetables and fruits (carrots and tomatoes).

(2) Foods rich in vitamin B 1: some lean meat, including some animal offal. Some nut food, bean products, fermented food, rice sugar and germ. Vegetables, milk and other foods.

(3) Foods rich in vitamin C: Fresh fruits and vegetables, such as tomatoes, grapefruit, grapes and kiwifruit, contain very high levels of vitamin C. ..

Extended data:

Effects of protein and vitamins on human body;

Protein is the material basis of all life, an important part of body cells, and the main raw material for the renewal and repair of human tissues. Every tissue of the human body: hair, skin, muscles, bones, internal organs, brain, blood, nerves, endocrine and so on. Are made up of protein, so diet makes people themselves. Protein is very important to human growth and development.

Vitamins are some trace organic compounds necessary for human and animal nutrition and growth, and play an extremely important role in the metabolism, growth, development and health of the body. If a vitamin is lacking for a long time, it will cause physiological dysfunction and some diseases. Generally obtained from food. There are dozens of species found at this stage, such as vitamin A, vitamin B, vitamin C and so on.

Vitamins are essential organic compounds in human metabolism. This reaction is closely related to the catalysis of enzyme. Coenzymes must participate in the activities of enzymes. It is known that many vitamins are coenzymes of enzymes or constituent molecules of coenzymes. Therefore, vitamins are important substances to maintain and regulate the normal metabolism of the body.

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