Should West Lake Longjing be put in the refrigerator? How to preserve the West Lake Longjing?

My friend sent some West Lake Longjing, saying that drinking it in summer can reduce the heat, but so many can't be drunk for a while. Should this West Lake Longjing be kept in the refrigerator?

Should West Lake Longjing be put in the refrigerator?

West Lake Longjing should be stored in the refrigerator. Generally speaking, tea has strong hygroscopicity and moisture regain. When storing tea, it is best to put it in a place with a relative humidity of 60%. If they exceed 70%, mildew will occur due to moisture absorption, and then acidification will occur. So it's best to close the shop when the weather is wet to prevent him from getting wet.

How to preserve the West Lake Longjing?

1, plastic bag

Plastics must be packed in high-density, high-pressure, thick and tasteless plastic bags. Tea leaves can be wrapped in clean paper when packed in plastic bags, and then stored in plastic bags.

2. Hot water bottle

The environment in the thermos is dry, put Longjing tea in it and cover it with a cork.

Step 3: refrigerator

Tea leaves are stored in plastic bags and kept in the freezer of the refrigerator. This method has a long storage time and the best effect. But pay attention to the tight sealing of plastic bags, otherwise the quality of green tea will be easily damaged.

4. Canned storage

It is easy to choose metal cans, boxes, boxes or iron and aluminum, and the environment and containers must be kept dry and sealed.

5. Old people

"If you put the tea in a big urn with a pot at the bottom and put it upside down, it won't turn yellow after summer, so its breath won't leak out." This method of preservation has existed since ancient times. Using quicklime can solve the problem of moisture and keep the tea dry.

How long can West Lake Longjing be stored?

The shelf life of West Lake Longjing is 18 months. Long-term storage of West Lake Longjing will absorb moisture, lead to deterioration, and may be moldy, which is no longer suitable for drinking. The storage time of sealed Longjing is slightly longer than that of bulk Longjing. Longjing can be stored in sealed plastic bags. Don't expose it to the sun, it is easy to deteriorate.

Can I still drink the West Lake Longjing after it has expired?

West Lake Longjing tea contains a variety of nutrients, including vitamins, folic acid, potassium, zinc, fluorine and so on. It has good nutritional value and efficacy for human health, and can play the roles of sterilization and anti-inflammation, diuresis and digestion, delaying aging and losing weight. However, if these nutrients in tea are seriously lost after the shelf life, the efficacy of West Lake Longjing will be weakened and it will not have a favorable impact on human health.

Raw tea has good storage resistance, but the storage time of West Lake Longjing tea is short. If the shelf life is over, West Lake Longjing tea will easily get wet, thus constantly breeding various molds. Therefore, drinking these moldy or deteriorated West Lake Longjing teas after the shelf life will do a lot of harm to human health.

For example, harmful flora in tea can easily affect people's nervous system and respiratory system, which can induce corresponding occurrence and vomiting and affect gastrointestinal health. Moreover, expired tea leaves are more likely to cause phenomena, leading to various emergencies and even endangering people's lives. Because of this, West Lake Longjing tea with shelf life must not be drunk. Once opened, the sooner you drink it, the better, otherwise it will waste good tea and affect the efficacy of West Lake Longjing tea.