Milk contains high-quality protein, including casein, a small amount of whey protein and coprecipitation. Its biological value (protein's biological value refers to the part of protein that can be stored and utilized by human body after digestion and absorption, and the higher the value, the higher the utilization rate of protein) is 85, while gluten is between 50 and 65. Milk contains all the amino acids needed for human growth and development, which is incomparable to other foods. In addition, the ratio of protein to calories in milk is perfect, which can ensure that drinkers will not consume "pure" calories.

Milk fat in milk provides about 48% of the calories of whole milk, and fat also makes milk have a unique flavor. Milk fat is highly emulsified and easy to digest, and contains more than 500 different fatty acids and fatty acid derivatives. Generally speaking, milk fat contains 66% saturated fatty acids, 30% monounsaturated fatty acids and 4% polyunsaturated fatty acids.

Milk has a high calcium content and is easily absorbed by the human body. In addition, the collocation of minerals such as phosphorus, potassium and magnesium is also very reasonable.

Meat can be divided into animal meat and poultry meat, and it can also provide a variety of trace elements for the human body.

In particular, trace elements in viscera are very rich, such as pig liver and duck liver, which are rich in iron, and chicken blood and duck blood are rich sources of iron. Beef and liver contain zinc, while pork and poultry are good sources of zinc. The contents of chromium, selenium, cobalt and molybdenum in animal liver are also very rich.

Nutritionists have analyzed that goose eggs are rich in protein, fat, minerals and vitamins, among which protein is easily digested and absorbed by human body and contains more lecithin, which plays an important role in the development of human brain and nerve tissue; Among them, minerals are mainly contained in egg yolk, with more iron, phosphorus and calcium; Rich in vitamins A, D, E, riboflavin, thiamine and nicotinic acid, it is easy to be absorbed and utilized by human body. Goose eggs are sweet and warm, which can tonify the middle and replenish qi; Therefore, you can eat more in the daily diet of cold solar terms to supplement your body and prevent the cold climate from invading your body.

Value: Parent fish has both ornamental value and edible value, and is a kind of fish with high economic value. Compared with other tropical fish, parent fish has no bright and moving colors, but it is still favored by tropical fish lovers. This is because kissing fish not only has the unique skill of "kissing", but also has excellent swimming skills. They can do somersaults and jump in the water, just like excellent gymnasts perform somersaults, which makes people applaud.

Kissing fish is a tropical fish. Their hometown is in Java and Borneo in Southeast Asia. Local residents like kissing fish very much and often keep them in fish tanks to watch their "kissing" performances. Later, kissing fish became a world-famous ornamental fish, and the market price soared, reaching about 100 USD per tail. Kissing fish is oval, with large head, mouth and pectoral fins. The body color is milky white and reddish, and the lips and eye mask are red. Some kiss fish are silver-gray or blue-green, and a few kiss fish are white. Under natural conditions, the body length of parent fish can reach about 30 cm. Nutritional value of different fish;

Do you know that each kind of fish has different health care functions?

◆ Carassius auratus has the functions of benefiting qi and strengthening spleen, inducing diuresis to reduce swelling, clearing away heat and toxic materials, dredging collaterals and promoting lactation. Patients with ascites use fresh crucian carp and red beans to make soup, and the effect is remarkable. Simmer fresh crucian carp and pig's trotters together and eat soup together, which can cure puerpera's hypogalactia. Crucian carp oil is beneficial to cardiovascular function, and can also reduce blood viscosity and promote blood circulation.

◆ Carp has the functions of invigorating spleen, stimulating appetite, promoting diuresis, relieving swelling, relieving cough and asthma, preventing miscarriage and promoting lactation, and clearing away heat and toxic materials. Carp, wax gourd and onion are boiled in soup to treat nephritis edema. Scaled carp, intestinal impurities, slow fire stew, respectively, to treat jaundice. Taking live carp and pettitoes soup to treat hypogalactia of pregnant women. Carp and Bulbus Fritillariae Cirrhosae are boiled in small soup to cure cough and asthma.

Silver carp has the effects of warming the middle warmer, benefiting qi, warming the stomach and moistening skin. It is a kind of health food that warms the middle warmer and benefits qi.

◆ Black herring has the functions of invigorating qi, nourishing stomach, eliminating dampness, benefiting water, expelling wind and relieving annoyance. The trace elements such as zinc and selenium contained in it help to fight cancer.

Snakehead has the effects of invigorating spleen, promoting diuresis, removing blood stasis, promoting tissue regeneration, clearing away heat and expelling wind, and nourishing liver and kidney. Cooking snakehead with ginger and red dates has an auxiliary effect on the treatment of tuberculosis. Braised snakehead with brown sugar can cure nephritis. Eating steamed snakehead can promote lactation and enrich blood.

◆ Cuttlefish has the functions of nourishing liver and kidney, qi and blood, clearing stomach and removing heat. It is a health food for women, which has the functions of nourishing blood, improving eyesight, dredging menstruation, preventing miscarriage, promoting delivery, stopping bleeding and promoting lactation.

Grass carp has the functions of warming stomach, calming liver and expelling wind, and is a health food that warms the middle warmer and tonifies deficiency.

Hairtail has the functions of warming stomach, tonifying deficiency, moistening skin, expelling wind, killing insects and nourishing five internal organs, and can be used for adjuvant treatment of persistent hepatitis and chronic hepatitis. Patients with hepatitis can take the upper layer oil after steaming fresh hairtail, and long-term use can improve the symptoms.

◆ Eel has the functions of benefiting qi and nourishing blood, softening tendons and benefiting bones.

◆ Monopterus albus, which enters the liver, spleen and kidney, has the functions of tonifying deficiency, expelling wind and removing dampness, strengthening bones and muscles, and also has a certain regulating effect on blood sugar. People with deficiency of both qi and blood can shred Monopterus albus and Astragalus membranaceus (gauze bag) and water them to taste. Children with malnutrition, thin constitution and little appetite can use an eel, cut it into pieces and cook it with a little chicken gizzard-membrane. For internal hemorrhoid bleeding and uterine prolapse, eel can be cooked and taken for a long time.

◆ Misgurnus anguillicaudatus has the functions of invigorating the middle energizer, eliminating dampness and quenching thirst, sobering up and detoxifying, removing hemorrhoids and swelling, and protecting the liver. Misgurnus anguillicaudatus and garlic cooked with strong fire can treat malnutrition edema. Misgurnus anguillicaudatus is fried to brown in oil and boiled in water, which can cure night sweats in children. Misgurnus anguillicaudatus stewed with tofu can cure damp-heat jaundice. Misgurnus anguillicaudatus and shrimp yellow can cure impotence.