How long does the shelf life of tea last
4hw.com.cn: China has a profound tea culture since ancient times. Many friends like to drink tea no matter what season, but few people pay attention to the problem of tea quality guarantee period. Do you know that tea can be drunk when it is overdue? How long is the shelf life of tea? Let's have a look.
Can I still drink tea when it's overdue?
Drinkable condition
The tea sold out has a high degree of dryness, and the method of preservation and sealing is also very scientific. This kind of tea generally has a long shelf life. If it is not opened, the tea is not affected by moisture, and it can be drunk even if it has expired for a period of time, which has little impact on the quality of tea.
Inedible condition
Tea itself is relatively dry, and it is often placed on a relatively wet tea table. It is easy to absorb water and get damp. This kind of tea will deteriorate faster. If the quality of tea has changed beyond the shelf life, it is better not to drink it. Health is the first thing.
How long is the shelf life of tea?
According to the variety of tea, the shelf life is different. The common green tea in general life, fresh tea is the best, and the general shelf life is about one year, while some brick tea, fermented tea, etc. are the best for aging for a period of time, and the shelf life is relatively long, up to more than 10 years.
The shelf life of tea is related to the quality of tea. The shelf life of different tea is different.
For example, Yunnan Pu'er tea has a better aging quality, with a shelf life of 10-20 years; Wuyi rock tea has a richer fragrance and mellower taste every other year, so its shelf life is also long.
But the general tea is still fresh, such as green tea, which can be preserved for about a year at room temperature.
But the main factors affecting the quality of tea are temperature, light and moderation. If stored properly, tea can be preserved for a longer time.
How to judge whether the tea has expired depends on whether it is moldy or stale. If there are two signs, it means that the tea has gone bad.
In addition, it can be judged by the color and taste of the soup. Green tea will turn red when it expires, and the color of the soup will turn brown. The concentration, convergence and freshness of the taste will also be greatly reduced.
Of course, we can also look at the shelf life of tea packaging. If it's tea in bulk, it's better not to drink it for more than 18 months.