The nutritional value of meat varies greatly due to its varieties. Lean meat is a good source of protein, generally containing protein10% ~ 20%, and its amino acid composition is close to the needs of human body, and it also contains more inorganic salts such as iron, copper, sulfur and phosphorus and B vitamins. Fat meat mainly provides people with fat, heat energy and essential fatty acids, and its fat content can be as high as 90%. The internal organs of livestock and poultry are rich in vitamins and more cholesterol.

1. Pork with rich sources

Pork fiber is fine and soft, contains more intermuscular fat, tastes delicious after thermal processing, and is a kind of meat that people eat the most in China.

Pork is rich in nutrition. Every100g contains 9.5g of protein, and the lean meat content reaches16.4g.. Protein in pork is of high quality and contains 8 kinds of amino acids and other amino acids necessary for human body. The content of fat in pork is 59.8g per100g, and that in lean meat is 32g. The content of vitamin B in pork is the most in meat, with the content of 0.53 mg per100g, which is 7 times that of beef and mutton. In addition, pork also contains some carbohydrates, calcium, phosphorus, iron, vitamin B(2 subscript), niacin and other substances beneficial to human body.

Pork contains a lot of fat, especially fat meat. Eating too much will make people tired and may increase blood cholesterol. Therefore, the elderly should control the intake of fat meat.

2. Beef rich in protein

Beef tastes delicious, its nutrients are easily digested and absorbed by human body, and it has high therapeutic value.

Beef is an excellent high-protein food. Every100g contains protein 20. 1 g and fat10.2g. The content of protein in beef is about16.9% higher than that in lean pork and about 81%higher than that in mutton. The content of fat is lower than that of lean pork and mutton18.2%. The content of niacin in beef ranks first in livestock meat food, reaching as high as 6 mg per 100 g; The content of potassium is also among the best in meat food, with a content as high as 378 mg per100g. In addition, it also contains calcium, phosphorus, iron and vitamin B( 1 subscript), vitamin B(2 subscript) and vitamin A. It can be seen that beef is a kind of meat with high protein content, low fat content and rich niacin and potassium content, and it is an excellent meat food for middle-aged and elderly people, especially those with cardiovascular diseases.

3. Mutton nourished in winter

Mutton is also one of the main edible meats of our people. Because mutton is warm and tender, it is a good tonic in winter season. Especially for people with deficiency and cold, it can receive the effect of tonifying deficiency and strengthening yang.

Mutton is also rich in nutrition, with high-quality protein 1 1. 1 g and fat of 28.8 g. The content of niacin in mutton is also high, reaching 4.9 mg per100g, and it also contains inorganic salts such as calcium, phosphorus and iron, and vitamins A and B.

4. Meat-free health care and anti-aging

People pay more and more attention to the benefits of rabbit meat to human body. At present, in the world market, especially in Europe, rabbit meat in many supermarkets is quickly snapped up by people as soon as it is listed. In Japan, rabbit meat is called "beauty meat".

Rabbit meat, whether it is domestic rabbit meat or rabbit meat, has high nutritional value. Rabbit meat is rich in protein, and the content is as high as 21.2g per100g, which is the highest in livestock meat and is a high-quality protein. The fat content of rabbit meat is very low, only 0.4 grams per 100 grams, which is the lowest among all meat foods. Rabbit meat contains little cholesterol, but more lecithin. Lecithin can inhibit platelet aggregation, prevent thrombosis and protect blood vessel wall, thus preventing arteriosclerosis. Rabbit meat also contains more maltose, glucose, sulfur, potassium and phosphorus than other animal meat.

Quail is worthy of such praise, its meat is delicious and rich in nutrition. The protein content of quail meat is as high as 22.2g per100g, which is higher than that of any kind of livestock meat, and also higher than that of poultry meat such as chicken, duck and goose. It also contains a variety of vitamins, inorganic salts, lecithin, hormones and a variety of essential amino acids.

Quail meat is a typical food with high protein, low fat and low cholesterol, and it is an ideal health food for middle-aged and elderly people, especially those with arteriosclerosis, hypertension, coronary heart disease and obesity.

6. nutritious chicken

Chicken is one of the most common varieties in poultry food and has always been loved by people. As the saying goes, "It is better to eat one or two birds than one catty of animals." In the Qing Dynasty, the "Suiyuan Food List" wrote: "Chicken is the most powerful, and all the dishes depend on it." Others regard it as "the head of the feather family".

Chicken is rich in nutrition. Every 1 00g of chicken contains 21.5g of protein, which is more than1times that of pork and twice that of mutton. The content of fat in chicken is only about 2.5%, and the content of unsaturated fatty acids is 29.9%, which is close to the needs of human body. Chicken also contains calcium, phosphorus, iron and rich vitamin E, vitamin B( 1 subscript), vitamin B(2 subscript) and nicotinic acid. The content of vitamin A in chicken liver is particularly high, almost six times that of pig liver. Therefore, chicken is an ideal food for people, especially for middle-aged and elderly people and patients with cardiovascular diseases. Eating chicken often can also resist the appearance of age spots.