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What effect does bird's nest have? Efficacy, Function and Taboo of Bird's Nest
Bird's nest is a common health care product, and many people will like to use it, especially those who like health preservation. We have also seen some sayings about bird's nest from many film and television dramas. Bird's nest does have many good effects of nourishing yin and enriching blood. So, what functions does bird's nest generally have? What are the eating taboos of bird's nest?

1, nourishing yin and moistening dryness

Bird's nest is sweet and flat, and it enters the lung, spleen and kidney meridians, and has the function of nourishing yin and moistening lung. It has a good curative effect on night sweats, hemoptysis, bronchitis, chronic expectoration and asthma, fever caused by lung yin deficiency and other diseases.

2, Yiqi Buzhong

Bird's nest is flat and sweet, enters the stomach meridian, and has the functions of regulating the stomach to stop vomiting, tonifying the middle energizer and benefiting qi. It has a good curative effect on nausea, retching, bowel sounds caused by deficiency of stomach yin, hyperhidrosis and polyuria caused by deficiency of qi. Compatibility with corresponding traditional Chinese medicines.

3. Antiviral agents

A myxovirus hemagglutination inhibitor can be extracted from bird's nest, which is very sensitive to neuraminidase of various influenza viruses, but there is still a lack of detectable blood group antigen. Experiments show that mucin is not only an effective inhibitor of hemagglutination reaction of influenza virus, but also an effective substance to neutralize infectious viruses (especially virus inactivation).

Step 4 strengthen the heart and reduce blood pressure

Bird's nest has a certain cardiotonic effect and can enhance the contractility of the heart. In addition, bird's nest also has a certain antihypertensive effect, especially for people with high diastolic blood pressure, and the effect is very obvious, which is suitable for patients with hypertension.

5. Beautiful and beautiful

Bird's Nest is rich in high-quality protein. protein is the main component of human skin, hair and muscle, and it is an indispensable nutrient for human body. At the same time, bird's nest contains a very important polypeptide hormone-epidermal growth factor (EGF), which can stimulate the division and proliferation of various cells, promote cell differentiation and quickly repair damaged skin. Eating bird's nest can increase the nutrition of skin and hair and play a nourishing role.

6. Enhance immunity

Bird's nest contains hormones and epidermal growth factors that can promote cell division, promote cell regeneration, enhance immunity and increase the body's resistance to X-rays and other radiation injuries.

7. Promote growth and development

Teenagers in the high-speed growth period need to supplement a lot of minerals. The minerals in bird's nest are very rich, including phosphorus, calcium, potassium, iron and magnesium, which can promote the growth and development of bones.

8. Promote rehabilitation after illness

The unique protein components and a large number of bioactive molecules in bird's nest contribute to the growth and development of human tissues and recovery after illness, and are especially suitable for nourishing the weak.

9. Characteristics of Bird's Nest

The complete bird's nest is half-moon-shaped, slightly curved like a cup, 6.5~ 10 cm long and 3~5 cm wide, which is called the bird's nest cup. All of them are yellow-white or gray-white, and the attached rock surface is relatively flat, neatly arranged and finely wavy. The outside of the nest is slightly convex, and the inside is rough, showing an uneven network, such as loofah. The texture is hard and brittle, and the section is gelatinous. After water infiltration, it is silvery white, bright and transparent, soft and expansive, elastic and lovely when pressed lightly, and malleable when pulled lightly. Slight gas, sweet taste.

10, nutritional components of bird's nest

Bird's nest is flat and sweet, and belongs to spleen and lung meridians. Bird's nest contains a large number of high-quality amino acids easily absorbed by human body, such as arginine and lysine, as well as nutrients such as sugar, calcium, phosphorus, potassium and sulfur.

1 1. Species of bird's nest

At present, the specifications are divided into Bai Yan, Mao Yan and Xueyan.

(1) Bai Yan (Official Swallow): The color is white, with a few down feathers occasionally. Good quality.

(2) Mao Yan; Gray, with gray and black feathers inside. Poor quality.

(3) Blood swallow: It contains reddish-brown blood. Quality.

12, how to tell the true from the false?

1, different shapes

The true bird's nest is irregular and semi-crescent-shaped, sunken into a pocket shape, with a yellowish-white or grayish-white surface. One side attached to the rock is flat, and the other side is flat.

Face slightly raised. Pseudo-bird's nest is generally hemispherical, with yellowish or yellowish white surface, slightly convex on one side and slightly concave on the other.

2. Internal differences

The real bird's nest is rough inside and looks like a loofah. After zooming in, fine feathers can be seen. The interior of the fake bird's nest is as rough as slag, which can't be seen under a magnifying glass.

Small feathers, and some even have fur.

3. Texture and taste

The real bird's nest is hard and crisp, with a slightly horny cross section and a slightly sweet taste, while the fake bird's nest is crisp and crisp, with a light taste.

4. Judgment after combustion

True bird's nest has slight cracks when it burns, melts and bubbles, and it is smokeless, tasteless and grayish white; When the fake bird's nest burns, it crackles, sparks, black smoke and burnt smell, and the ashes are a mass of black.

5, bubble hair judgment

The true bird's nest is soft and swollen after soaking in water, bright and transparent, elastic and lovely when gently pressed, boiled with dilute hydrochloric acid for 10 minute, and the solution and samples are brown or black; After the fake bird's nest is soaked in water

Poor expansibility, loose sponge, opaque, boiled with dilute hydrochloric acid, and the solution and sample are not brown or black.

6, stew judgment

The real bird's nest has a strong egg white fragrance after stewing, which is bright and transparent, while the fake bird's nest will loosen or even dissolve when it meets water, and the water color is turbid and there is oil slick. Stewed "shredded swallow" will be opaque and will soon melt after stewing.