What is a bird's nest? Three small ways to tell the true from the false!

Bird's nest, also known as swallow vegetable and swallow root, is a kind of precious food with high nutritional value, which has the effect of beauty, calming the fetus and tonifying deficiency. It is very suitable for pregnant women and frail people to eat. What is bird's nest? How can you tell the true from the false?

What is a bird's nest?

1. Bird's nest is swallow vegetable, a nest made of saliva secreted by swiftlets and swallows mixed with other substances, which is rich in amino acids, protein and sialic acid, especially with the highest protein purity and nutritional value. It has the effect of tonifying deficiency, nourishing stomach, cosmetology, calming and tonifying fetus, cancer prevention and anti-cancer.

2. Bird's nest, also known as swallow root and swallow vegetables, is relatively common in the coastal areas of southern China. According to the way of nesting, it can be divided into "house swallow" and "cave swallow". According to the variety, it can be divided into Guanyan, Mao Yan, Caoyan and Xueyan. Among them, Guanyan is mostly produced from "Houyan" or "Dongyan", which is the top grade of bird's nest. It has few impurities and is like loofah, so it was mostly used in tribute government in the past, so it is called Guanyan. Mao Yan is only produced in cave swallow, after picking up impurities, it can be made into swallow silk, bird cake, etc. Caoyan is mostly produced from "house swallow" or "hole swallow", with less ingredients and more impurities, so it is the cheapest; blood swallow is an orange-red bird's nest, produced mostly from caves, and the price is the most expensive.

3. Bird's nests are made by swiftlets, which are called national birds in Indonesia, so bird's nests are the pillar of Indonesia's economy. Of course, bird's nests are also distributed in China's southern coastal areas, Thailand, Vietnam, Malaysia, the Philippines and other places, but bird's nests in the world are mostly found in Southeast Asia, especially in Vietnam and Indonesia, with an output of 90% of the world's total.

Second, how to tell the true from the fake bird's nest?

Because the nutritional value of bird's nest is very high and it is rare on the market, the price is very high, and many people want to buy it, so there are many defective products on the market, so you should pay attention to it when buying, but you can use the following methods to distinguish between true and false:

Method 1: look at the texture: the shape of the bird's nest is translucent, and the texture is relatively clear, and the color looks light yellow or light gray, especially when looking after under the light, the whole is translucent light yellow, and if it is white, it means that it has been rinsed. Should not be bought.

Method 2, smell: pure bird's nest smells fishy or Trichoderma, but if it smells tasteless, it is fake and should not be bought. At the same time, after stewing with fire, there will be a clear smell of protein, if there is no such flavor, it is fake.

Method 3, use blisters: pure bird's nest after soaking, will be like silk, pull up elastic, if a pull off or poor elasticity means it is a fake, not suitable to buy.

Generally speaking, a bird's nest is a nest made of secreted saliva mixed with other substances, which contains a lot of protein, amino acids and sialic acid, which has the effects of cancer prevention, anti-cancer, beauty, calming and tonifying the fetus. However, due to the high price, many fake goods are on the market, so you should look at the texture and smell more when buying, so that you will not buy fake goods. If you do not know how to distinguish, you can identify them according to the above three methods.