General tea has a shelf life of two years, because after the two-year shelf life, no matter how well it is stored, the aroma of the tea has been lost. However, old white tea is different. It is stored the same as raw Pu'er. The older the tea, the more mellow and fragrant the tea tastes. It is known as "one year of tea, three years of medicine, seven years of treasure". Generally, white tea that is five or six years old can be considered old white tea, and old white tea that is more than ten or twenty years old is very rare. The longer the white tea is stored, the higher its medicinal value, so old white tea is highly valuable for collection.
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A characteristic of white tea is similar to that of common tea Er tea, whatever The longer the white tea is stored, the higher its medicinal value. White tea is also rich in provitamin A, which can be quickly converted into vitamin A after being absorbed by the body, which can prevent night blindness and dry eye disease. At the same time, white tea also contains anti-radiation substances, which has a significant protective effect on the hematopoietic function of the human body and can reduce the harm of TV radiation. Therefore, drinking more white tea while watching TV is of no harm, and should be promoted especially among children. Drinking more white tea will help protect your eyes and keep your body healthy.
White tea: The production process of white tea is relatively special. After it is picked, it undergoes only slight fermentation and is then directly sun-dried or dried. Its initial production process includes withering, baking (or sun-drying), pickling, refire and other processes, among which withering is the key process. White tea wilts more heavily and has hydrogen oxidation, so it is classified as slightly fermented tea (fermentation degree is 10%-20%).
Most people don’t know much about white tea and don’t pay enough attention to it. In fact, white tea is a very good tea, perhaps the closest to the state when our ancestors first discovered and utilized tea.
Due to no frying, no kneading, and drying in the sun, white tea not only retains the inherent substances of the tea leaves to the maximum extent, but also removes the excessive coldness in the tea as it ages, and the nature of the tea changes from cold to cool, so white tea has the function of strengthening the body and eliminating diseases. Evil effects. In addition, white tea is not afraid of being stored, and white tea stored for more than 5 years does not have the same efficacy as Chinese herbal medicine. Many local tea farmers use aged white tea decoction to reduce fever or treat urticaria.