Beef cattle is a kind of high-density food, delicious and nutritious. It not only provides rich protein, iron, zinc, calcium, but also needs the best source of vitamin B, including folic acid, vitamin B and riboflavin. Eating fat beef can be combined with seafood and vegetables. Seafood is rich in protein, iron and vitamins, which is more nutritious and easier to absorb.

1. Zinc is the most important nutrient in the human immune system. The body contains a proper amount of zinc, which can be used to deal with viruses and bacteria. If the body's zinc content is insufficient, the immune system will be relatively weakened. Not only that, zinc can also promote metabolism and maintain normal taste. Zinc helps the body's more than 200 enzymes form new cells. When zinc is insufficient, the wound is not easy to recover, hair is easy to lose, the skin is rough, and the taste buds of tongue are unconscious. Especially in recent years, the popularity of weight loss, more and more young people lack of balanced nutrition meals, so that the intake of zinc is insufficient. Chengjian beef contains zinc, high-quality protein, vitamins and so on!

You may not know: one portion of beef is rich in zinc = 12 equal portions of wonton fish

2. Vitamin B group.

Beef contains vitamin B groups, such as vitamin B1, B2, B6, B12, nicotinic acid and folic acid, which are very helpful to health and beauty.

Vitamin B1: energy needed by people who like to drink alcohol or exercise.

Vitamin B2: prevent aging, keep skin and eyes healthy.

Vitamin B6: maintain healthy skin.

You may not know: B12 in one portion of beef equals to B12 in 7 equal portions of chicken breast

3. Iron. The transportation of oxygen and energy to all parts of the body depends on the heme of red blood cells in the blood, and its components cannot lack iron. There are two kinds of iron in food. A: It's not blood iron. Contained in plant foods such as seaweed and vegetables. B: Blood iron. Animal iron is more easily absorbed than non blood iron, up to 5-10 times. (found only in meat, not in fruits and vegetables). Among them, women who often lose weight are prone to anemia. For those who want to stay fresh, you may not know: iron in one portion of beef = iron in 14 equal portions of spinach

4. Do you know what is the most important nutrient in beef? The answer is protein.

Protein is an indispensable nutrient for human health. Protein, sugar and fat are the three major nutrients needed by human body. Our muscles, skin, organs, bones, blood vessels, hair, nails, etc. are all made of it. It is also the raw material for making blood, hormones, neurotransmitters and immune substances.

Beef contains balanced essential amino acids (protein contained in food will be decomposed and utilized by small units of amino acids in the body, but essential amino acids cannot be synthesized from the body and need to be supplied from food) and unnecessary amino acids (8 for adults and 10 for children. Another characteristic of beef is that it contains balanced nutrition amino acids. In order to have a strong physique in the developing stage, the digestive function of the elderly degenerates and the absorptive capacity is reduced, etc., more intake is needed). In addition, beef also contains a large amount of selenium, which can reduce the chance of disease and several kinds of cancer; beef is rich in phosphorus, combined with calcium and vitamin D, which can maintain strong bones and teeth; recent studies show that the fatty acids of beef contain conjugated linolenic acid, which can inhibit tumor growth and help prevent cancer.