Why does bird s nest smell musty, is it normal for bird s nest to have a musty smell?

It is normal for bird's nests to have a musty smell. If it is slightly gray, it can be gently brushed off with a brush. If it's all dark gray, you can't eat it.

When you suspect that the bird's nest has expired, you may suspect that the bird's nest is moldy. At this time, you need to confirm whether the bird's nest has a musty smell. First of all, it is necessary to confirm whether the bird's nest is moldy.

The normal smell of bird's nest is fishy (from seafood), sawdust (from the nesting wooden house), and moist (from the moist air of the swallow house). Just stewed, the taste is very fragrant, and the better quality Zhanyan has just been stewed, and the egg whites taste very fragrant. If it is confirmed to have a musty smell, be sure to consume it with caution.

When food is contaminated with mycotoxins, there are two main hazards: food spoilage caused by mold and poisoning caused by toxins produced by mold. Contaminated food can reduce the edible value of the food, or even make it completely inedible, causing huge economic losses.

There are more than 200 known mycotoxins. Different molds have different virulence and potencies. According to its chemical properties, it can be divided into hepatotoxic, nephrotoxic, neurotoxic, cytotoxic and similar sex hormone-like effects.

Therefore, the moldy bird's nest can only be cut and thrown away, and the rest can be eaten normally. If you feel that the remaining parts that are not moldy are still wet, you can put them in the air conditioner and blow them overnight, and the moisture will disappear.

If the bird's nest has a musty smell, it is not recommended to eat, the musty smell of the bird's nest is not only too high moisture, microorganisms exceed the standard, the bird's nest deteriorates, but also the water content is high for a long time, the bird's nest oxidizes with the air to produce a large amount of nitrite, resulting in excessive nitrite, and excessive nitrite is risky to the human body.

It is normal for bird's nest to have a musty smell. Normal bird's nest will smell faintly musty, which is more like a fishy smell. Because bird's nest is rich in protein and sialic acid, the protein content of which accounts for about 50% of the total nutrition, so the bird's nest will smell a faint fishy smell or musty, if the bird's nest smells more musty, you should pay attention, which means that the bird's nest may have moldy or the quality of the bird's nest itself is problematic.

Precautions for storage of bird's nestIt should be noted that the dried bird's nest bought back is not easy to spoil and mildew because of its low moisture content, so it can be directly put into the crisper box or sealed fresh-keeping bag for preservation at room temperature, or it can also be placed in the refrigerator compartment for preservation, the temperature of the refrigerator is generally about 0 to 8 degrees Celsius, which is very suitable for the storage of bird's nest, remember not to put the bird's nest into the freezer.

Users need to pay attention to the fact that if the dried bird's nest bought at home still has a little moisture and is not completely dry, it is recommended to put such bird's nest in a ventilated, cool and damp-free place to dry, and do not dry it directly in the sun, which will seriously affect the quality of the bird's nest, and then store the bird's nest according to the above method after it is completely dried.

The above content refers to Encyclopedia - Bird's Nest.

It is normal for bird's nest to have a musty smell, and the air permeability and light transmittance of the bird's nest will be relatively poor, due to poor air permeability and high humidity, so bird's nest will inevitably have a smell similar to musty.

Bird's nest farmer picking influence, when bird's nest is picked, in order to avoid damage to the bird's nest, they usually spray water on the bird's nest, and then use a shovel to shovel the bird's nest down, so the bird's nest will be prone to a musty-like smell.

After the bird's nest is bought, if the method of preservation is not appropriate, the bird's nest will have a musty smell, and even black mildew will appear, which is not normal, and the bird's nest at this time is really moldy, not the smell of the bird's nest itself similar to the musty smell mentioned above.

Use the naked eye to observe whether there are small gray or black mold spots on the surface of the bird's nest, and if there are mold spots, it means that the bird's nest has become moldy. (If the surface of the bird's nest is partially light red or light blue, it is also a sign of mold).

Abnormal. Check whether there are black spots on the surface of the bird's nest, if not, it is not the musty smell caused by the mold of the bird's nest itself, and consumers can eat it with confidence. If the bird's nest has a pungent or ammonia smell, there is a possibility of chemical bleaching, and consumers should stop eating it immediately.

Bird's nest refers to the saliva secreted by some swifts of the swift family and several swiftlets of the genus Swiftlet, mixed with other substances.

Also known as bird's nest vegetables, bird's nest roots, bird's nest can be divided into "house nest" and "cave swallow" according to the place of nesting, cave nest because of its mineral influence causes different colors, there are white bird's nest, yellow bird's nest, red bird's nest, and house nest only ivory white a color. The so-called "blood bird's nest" on the market is said to be made by artificially bred house nests through the "guano fumigation method".

Related information

The nutritional value of bird's nest is very limited, and the cost performance is extremely low. If you usually eat a moderate amount of meat, eggs, milk, and seafood, it is enough to obtain all the nutritional value that bird's nest can provide. Yun Wuxin, Ph.D. in Food Engineering from the Department of Agriculture and Biology at Purdue University in the United States, and Wang Feng, director of the Nutrition and Food Hygiene Teaching and Research Department of the Fourth Military Medical University in China, both told reporters.

Taking protein as an example, bird's nest is not as "high-quality" as eggs and milk. From the perspective of meeting the needs of the human body, the amino acid composition of bird's nest is not good, and the nutrients it can provide are incomplete protein, and the benefits to the human body are not as good as eggs and milk. Ji Lixia, director of the China Food and Nutrition Safety Committee, also told Science and Technology Life that modern medical research has confirmed that bird's nest contains protein, trace elements and amino acids.

It is normal for bird's nest to have a musty smell, if it is mild gray, you can use a brush to gently brush it off, if it is all dark gray, then it is not edible.

When it is suspected that the bird's nest has passed its expiration date, it may be suspected that the bird's nest has become moldy. At this time, you need to confirm whether the bird's nest has a musty smell.

Details:

The first thing to do is to confirm whether the bird's nest is musty, the normal taste of bird's nest is fishy (from marine food), sawdust (from the nesting wooden house), and moist (from the damp smell of the bird's nest). It has a very fragrant flavor just after being stewed, and the bird's nest with better quality has a very fragrant egg white flavor after it has just been stewed. If it is confirmed to be musty, it must be eaten with care.

After mold and mycotoxins contaminate food, there are two main harms: food deterioration caused by mold and poisoning caused by toxins produced by mold. Mold contamination of food can reduce the edible value of food, or even make it completely inedible, causing huge economic losses.

Therefore, the moldy part of the bird's nest can only be cut and thrown away, and the remaining part can still be eaten normally. If you feel that there is still moisture in the remaining parts of the mold, you can leave it under the air conditioner overnight and the moisture will disappear.

The smell of bird's nest moldy is a normal taste, generally bird's nest has a moldy taste, if the quality of bird's nest is checked whether there is a change, it depends on whether there are black spots on its surface, if not, you can take it normally. Bird's nest has a very rich nutritional value, which can delay aging, enhance immunity, beautify and nourish the skin, improve skin problems, and eat bird's nest for at least a month to have an effect, but some people eat it for three or four months, and the effect is not obvious, which varies from person to person.

It is not normal for bird's nest to have a mildew smell, normal bird's nest will not have a mildew taste, and if there is a mildew smell, it has deteriorated, so don't eat durian again, not only has no health benefits, but also may harm the health of the liver.

If the bird's nest has a moldy smell, it means that it has deteriorated and cannot be used, which is abnormal. It should be thrown away as soon as possible.

Or don't eat it, and the quality of the so-called bird's nest is uneven, so you must choose carefully.