What are the effects and nutritional values of bird s nest? How to distinguish the authenticity of b

Non-laboratory to distinguish the authenticity of bird's nest, please grasp the following 2 points:

1. Look: Bird's nest should be a filamentous structure It is not a real bird's nest composed of a piece structure;

2. Smell: Bird's nest has a unique musty smell, but no strong smell. Those with a special smell and a strong fishy or greasy smell are fakes.

Bird's nest is very nutritious, it can moisten the lungs and beautify the skin, can enhance immunity, distinguish the true and false of bird's nest, mainly depends on the color of the bird's nest, if it is too white, it may have been bleached.

Bird's nest is rich in protein, vitamins, high fat value, rich in protein, has the effect of whitening and lubrication, pure bird's nest, with a faint egg white smell, it is best to return to produce feelings, which will confuse people, pure bird's nest has no smoke smell when burning, and there is no black smoke.

Beauty and beauty, promote gastrointestinal digestion, pay attention to gastrointestinal peristalsis, grow black hair, quench thirst, and improve physical fitness; Look at the color, look at the quality, look at the **, see the origin, look at the manufacturer.

1. Brushing glue bird's nest: first carefully observe the bird's nest, if the bird's nest you buy is dense and there are no gaps, it means that the bird's nest is likely to have been brushed and dried to pin the glue, the weight of this bird's nest will be 2 3 grams heavier than the average bird's nest weight, the texture is not clear, and the back looks bright and shaky.

2. Color: Then observe the color of the bird's nest, if the color is ivory, it means that it is a real bird's nest, on the contrary, if the color is white, it is likely to be a fake bird's nest.

3. Elasticity: After soaking the bird's nest in water, pull it with your hands, if it is elastic, it means that the bird's nest is a real bird's nest, otherwise, if it is not elastic and breaks when pulled, it means that it is a fake bird's nest.

4. Feel: Touch the bird's nest with your hands, if it feels very dry to the touch and does not have a sticky feeling, it means that it is a real bird's nest, on the contrary, it is very wet to the touch, and if it is sticky, it means that it is a fake bird's nest.

5. Smell: Then smell the smell of bird's nest, if there is a very strong smell, it is likely to be fake bird's nest, the smell of real bird's nest is relatively light, but there will also be a smell of eggs.

6. **: Finally, according to ** to identify the authenticity of the bird's nest, if the bird's nest is lower than the bird's nest on the market, it is likely to be a fake bird's nest, or the edge of the bird's nest is made, this bird's nest may contain the Yu Yingxue potion, or bleached, eating this bird's nest will cause cancer.

Personally, I think it is more reasonable to look at it with a magnifying glass, if it is a real bird's nest, the internal structure that can be seen with a magnifying glass is very rough, loofah-shaped, and you can see many swallow fine hairs, while the result inside the fake bird's nest is not like this, and there is no swallow hair.

If you want to distinguish the authenticity of a bird's nest, then you have to look at its color, whether it is in a dry or wet state, if you look at it through the light, then it is translucent.

Bird's nest should have a filamentous structure, and it is not a bird's nest that is composed of a lumpy structure; The smell of bird's nest is special, and those with a fishy or greasy smell are fake.