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Tea expiration, not only the composition changes, the nutritional value will also be gradually lost, the expiration of tea will slowly become damp, there will be a moldy taste, but also will produce mold bacteria, agromycin, etc., expired tea is easy to become slag, the leaves are not easy to disperse, there is no new tea fragrance.
Drinking expired tea may cause gastrointestinal discomfort and adverse effects on the body, so expired tea should be drunk or not with caution.
In addition, if the ambient temperature of tea storage is not suitable, and the tea has obvious discoloration, humidity, and peculiar smell, although the tea has not expired, it also indicates that the tea has deteriorated, and this tea is not recommended to drink.
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The vacuum-packed Tieguanyin tea is expired, of course, it can't be drunk, because if the tea doesn't expire, then it is likely to produce mold, so of course it can't be drunk.
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Expired Tieguanyin tea can not be drunk, the shelf life of Tieguanyin is 2 years, need to be drunk within the shelf life, after the expiration of the Tieguanyin tea contains substances easy oxidation, tea polyphenols, vitamins, amino acids, proteins, etc. are easy to lose, drinking taste is poor, and once the Tieguanyin tea expires, it is easy to breed bacteria and mildew
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The vacuum-packed Tieguanyin tea can not be drunk when it expires, because the shelf life of the tea is very long, and it is the expiration of vacuum packaging, which can not absorb the nutrients from the outside world at all.
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The vacuum-packed Tieguanyin has not been exposed to the sun during storage, it is not a high temperature or humid environment, it has not become moldy and deteriorated, and there is no big problem with drinking it after it expires, but the color and taste are poor.
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You can still drink it, but it depends on the length of time, if the date is within half a year of keeping warm, it is still okay, if it is more than half a year, don't drink it.
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As long as it doesn't get moldy and spoiled, it's fine, it may just taste a little worse.
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Vacuum-packed Tieguanyin tea has expired, can I still drink it? Vacuum-packed Tieguanyin tea is expired, it must not be drinkable, and if this tea is expired, it will also be toxic.
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The Tieguanyin tea that is vacuum-packed in time is actually expired, although it can be drunk, but the taste is not good if there are too many people, and you can use it to cook tea eggs.
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You have to see if this Tieguanyin has been put in the freezer to preserve, if it is put in just the time above the expiration of the time should be able to drink.
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If it's too long, it won't taste good, and it's no longer nutritious.
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It is not recommended to drink it after it has expired.
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There will definitely be no big problem with drinking it, but it will not taste so good after it expires.
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The value of the shelf life as a reference for food lies in the fact that the merchant promises that the appearance, shape, taste, hygiene and health conditions of the goods will not change before the final date.
The variables are related to the storage environment, so it is generally stated on the food packaging that it is not recommended to eat when the packaging has air leakage, appearance and breath changes.
On the other hand, the expiration date of the food does not mean that it has gone completely bad, depending on the degree of change in the appearance and taste of the food. The same is true for tea, and what is the specific drinking value, you still have to brew the tea to try it.
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Expired Tieguanyin.
It can be drunk, but his taste and taste will be reduced, because no matter how much he vacuums, he is in contact with the air, and he will carry out further transformation, and this conversion process is for Tieguanyin, he will slowly transform the inclusions.
If it is a fragrant Tieguanyin, it must be stored in the refrigerator, and if it is a charcoal-baked Tieguanyin, do not put it in the refrigerator for storage. As far as possible in the expiration date.
Inside use. Because tea itself is easy to absorb flavor, once accidentally misplaced, it is likely that the overall taste of tea will change, so it is completely unpalatable.
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Tieguanyin is expired, if it is dismantled, if it becomes tasteful, it is better not to drink it.
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Tea does not have a shelf life, as long as the tea is not mildew, it can be brewed and drunk, but the taste of new tea and old tea for a long time is different, some people like the taste of new tea, some people like the taste of old tea stored for a long time, depending on personal preference to decide whether to drink or not.
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Expired Tieguanyin is not drinkable, tea is a drink, so there is a shelf life, after the expiration date or improper storage, the tea will also be mildew, in addition, if it is expired, but it is not recommended to drink it if it is not deteriorated, and the tea at this time has no drinking value.
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It is not advisable to drink expired tea, and if you do not have the ability to judge, do not drink it again if the expiration date has passed. But objectively speaking, the key to the quality of tea is preservation, some preserved old tea will also be very delicious, and poorly preserved tea may also deteriorate before the expiration date, that is to say, expiration and deterioration are actually not completely equated. The main factors affecting the deterioration of tea are too high temperature, too high humidity, and peroxidation, that is, high oxygen content, direct sunlight, peculiar smell, etc., which will lead to pollution and fission of tea.
Because tea has strong adsorption, the main points of tea preservation are dry, airtight, protected from light, and cool. If the tea leaves have obvious discoloration, or there is no taste, and the normal tea leaves are crisp and easy to break, if the tea leaves are soft and wet when pinched, then the tea has deteriorated, and if the tea leaves in these situations have not expired, such tea can no longer be drunk.
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The 16-year-old Tieguanyin tea must not be drunk, and it will deteriorate no matter how it is preserved, and the production process of Tieguanyin is not allowed to be stored for so long, and the expired products should not be drunk as much as possible. If it is Pu'er old tea, it is okay to keep it well, and it is also very valuable.
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Tieguanyin tea expiration (shelf life) is divided into two situations, one is the expiration of the tea deterioration, and there is obvious peculiar smell, mold appeared, this kind of Tieguanyin can not drink, the other is Tieguanyin expired soon, the tea quality is good, and stored properly, the taste and aroma of tea only slightly changed, this kind of Tieguanyin tea can be selected to drink moderately.
Of course, we have to understand that tea is a food, and for the best tasting effect, it is best to drink it within the expiration date or the best tasting period. But the key to the quality of tea is to look at preservation, if it is not well preserved, the tea that has not passed the shelf life may also deteriorate, and the well-preserved tea can still be drunk even if it expires.
The expiration of tea and the deterioration of tea can not be equated, expired tea may not be able to drink, but spoiled tea can never be drunk.
Regarding the shelf life: the fragrant Tieguanyin can generally be stored for 24 months, the strong incense Tieguanyin can be stored for 36 months, and the aged Tieguanyin can be stored for a long time.
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Under normal circumstances, the Tieguanyin bought on the market is lightly fermented, so it is best not to let it go for three months at room temperature, and it is best to drink it within one to two months. Tea is a food, it's a fast-moving consumer good, it's not a collectible. Vacuum-sealed, it doesn't matter if you store it at a temperature of 3-5 degrees for two years.
The lower the temperature, the longer it will last, but it is more likely to spoil at room temperature, so drink it as soon as possible.
In addition, the Tieguanyin roasted at high temperature is suitable for putting it into old tea, and it can be drunk for ten or twenty years, and Fujian folk have put the tea in the grapefruit peel and put it into old tea as a medicinal tea to drink, this kind of tea has a very strong effect of cooling and reducing fire and cooling off the heat, and the taste is very smooth and soft.
Tieguanyin's method of identifying whether it has deteriorated:
1. Look at the appearance.
Expired Tieguanyin generally has a slightly different appearance, such as discoloration or mold. In addition to looking at the appearance, you can also try to pick it up to see if it is broken, generally moldy tea leaves will become very fragile and easy to crush when pinched. If you can't see anything unusual about the tea from the outside, it doesn't mean that the tea is fine, and you still need to observe.
2. Smell the smell.
Generally, if it is deteriorated and expired, the taste of Tieguanyin tea will definitely be different, and it is not as mellow and fragrant as the original taste. If you smell and feel average, then it proves that the tea is not spoiled but close to expiration. Tieguanyin, which is easy to crush, must have expired and can no longer be drunk.
3. Look at the expiration date.
Generally, the shelf life of many tea leaves is about one to two years, and the shelf life of Tieguanyin is some. Therefore, it is best to choose a new tea with a relatively close date when buying, and don't buy it after too long.
4. Brewing observation.
After brewing, it is necessary to observe whether the soup color, aroma and color of the tea soup are different from the original, if the taste of the tea soup smells different from the original, it is best not to drink it. The Tieguanyin that really does not expire is maintained with the same taste and color as the original.
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Do not drink expired Tieguanyin tea, tea polyphenols, caffeine, protein and other substances in the tea will be lost, oxidized, and the taste is very poor.
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For expired Tieguanyin tea is not drinkable, so it is still harmful to the health of the body, although it does not matter after drinking, but sometimes bad stomach and intestines can also cause abdominal pain and diarrhea.
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Hello, classmate, the situation you said, the next 16 years of Tieguanyin, this expired, about the tea should not be drunk anymore. Because it's been too long, it's been six years now, so the past must have deteriorated, don't drink it anymore.
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Under normal circumstances, the shelf life of Tieguanyin tea is 24 months, such as Tieguanyin tea can not be drunk if it is expired without opening, because the nutrients contained in the tea after expiration, such as tea polyphenols, caffeine, amino acids, proteins, etc., have been lost, and the drinking taste is very poor, and once the tea is expired, it is easy to breed bacteria, qualitative changes, and drinking will lead to physical discomfort, so even if the tea is not opened, it cannot be drunk after expiration.
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If it is well preserved, unopened, and not damp, it is drinkable.
If it's already opened, forget it when it expires, don't drink it.
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After the tea expires, as long as there is no hair, I think it can still be drunk, tea is not particularly related to the expiration date, but you also need to pay attention to its expiration date, it is true.
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Can you drink expired Tieguanyin tea? You are talking about 16 years, in this case, don't drink it, because the age is too long, this must have changed the taste, so don't drink expired Tieguanyin tea anymore.
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Expired Tieguanyin tea can be drunk, anyway, I drink it.
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If the expiration time is not very long, you can drink it.
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Personally, I think that if the tea has been kept in the refrigerator after being bought, you can continue to drink it, and if you don't freeze the tea, it will change its taste, and you can also drink it, but the taste is not good and the color turns yellow.
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It is best not to drink the expired Tieguanyin, because if he has been for a long time, its effect has been lost.
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You can drink it, but the taste is a little worse.
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The shelf life of Tieguanyin is 2 years, you need to drink it within the shelf life, after expiration, the substances of Tieguanyin tea are easy to oxidize, tea polyphenols, vitamins, amino acids, proteins, etc. are easy to lose, and the drinking taste is poor.
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It is best not to drink expired tea leaves, so as not to affect your health. The shelf life of the strong aroma Tieguanyin is not particularly long, so try to drink it within the expiration date when drinking, so as to taste its pure taste.
There are five reasons that affect the quality of tea: moisture, temperature, air, light, and odor.
Generally, low temperature and sealed vacuum are required, so that the color and fragrance of Tieguanyin can be guaranteed in a short period of time, but in the actual preservation, although the tea is not stored for a long time, the color and fragrance are not as good as the beginning of brewing, the reason is that the degree of drying after tea fermentation.
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What is the shelf life of Tieguanyin?
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Can you still drink tea after its expiration date? After so many years of ignorance, most people get it wrong. Expired tea leaves can still be drunk, but spoiled tea leaves should not be drunk, how to distinguish tea leaves?
Don't drink the smell of tea, you can also judge it from the touch smell, I hope this little trick can help everyone.
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After the expiration date of less than one year, the vacuum small package of Tieguanyin can be drunk as long as there is no mold and deterioration, and the taste may be slightly worse, and there will be no adverse consequences.
The shelf life of Tieguanyin tea is generally about 20 months, and the taste of Tieguanyin tea remains unchanged for one year under the sealed packaging of the tea leaves. If it is well stored, there is no problem in drinking tea the next year.
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Generally, don't drink it after the expiration date, you can put the expired tea in the bathroom to remove the odor, or water the flowers after the tea is soaked in water.
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It is best not to drink it anymore, it can be used to soak in water, water flowers, etc.
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It is recommended not to drink it. It is also very difficult to drink Wu Yanlai, there is no fragrance, and it is basically old. And the tea soup is also bitter.
It is recommended to find a nearby tea master to add a fire to make mature tea, that is, to make the so-called aged Tieguanyin, and there are unexpected harvests in this way. It is delicious and has other effects.
Tieguanyin was originally the name of the tea tree variety, and because it is suitable for oolong tea, its oolong tea finished product is also called Tieguanyin. The so-called Tieguanyin tea is an oolong tea made from the tea tree of the Tieguanyin variety. In Taiwan, Tieguanyin tea refers to an oolong tea made by the specific preparation method of Tieguanyin tea, so the raw materials of Taiwan Tieguanyin tea can be the buds and leaves of the tea tree of the Tieguanyin variety, or it may not be the buds and leaves of the tea tree of the Tieguanyin variety.
This is different from the concept of Fujian Tieguanyin tea.
It should be okay, the Chinese have a problem, the larger company is better, the smaller company is especially serious, they will not test the shelf life of the food at all, just give a value or date based on experience, anyway, it is not his own food, you lose him of course more happy. Because you can buy its products again, they will generally mark the expiration date very short, some have been scrapped before the expiration date, but some have a long expiration date, and they are still fresh when opened. So the packaging, the material form, the color, the taste will not deceive, you can open it and take a look. >>>More
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It is not easy to find a suitable manufacturer for rice vacuum packaging machine, it is recommended to visit the site, and if the output is not large, you can buy a small one for a few thousand yuan.
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