With white tea becoming a new favorite in the tea industry, the health and health effects of white tea are gradually recognized and affirmed by the majority of tea friends.
Among them, old white tea has attracted much attention and love because of its good health care effect. Flavonoid, an important substance in old white tea, has also provided scientific basis and theoretical support for the folk saying in Fuding, “One year’s tea, three years’ medicine, seven years’ treasure”.
Today we’re going to learn about the mysterious substance flavonoids in white tea.
What substance is flavone after all
Flavones are phenolic compounds based on benzophenone ring, which are widely found in some plants and berries in nature. The flavonoid content in tea is especially rich, which is also one of the main components of tea polyphenols.
Tea polyphenols are one of the main sources of tea health efficacy, also known as “tea tannins”. They are not single substances, but the general name of various mixtures. Their main components include catechins, flavones, flavonols, anthocyanins, etc., and they also play an important role in the color, aroma and taste of white tea.
The flavonoids in white tea
Different tea types can be produced with the same tea material and different processing techniques. But the flavonoid content of each kind of tea is different, white tea, green tea, black tea, green tea, yellow tea, black tea, six flavonoid content decrease in turn, it can be found that after the withering process of tea analogism defoliation process tea flavonoid content is high, and white tea content is the highest.
In addition, during the storage of white tea, the structure of polyphenols changes, which to some extent promotes the formation of flavonoids. The flavonoid content of aged white tea is higher than that of the current year. Moreover, the older the old white tea is, the higher the increase amplitude of flavonoids content and the more significant the effect are.
The action of flavones
Flavonoid is a kind of strong antioxidant, which can effectively eliminate free radicals in the body. For example, anthocyanin can inhibit the full-stage overflow of lipid peroxides, which can slow down cell degradation and play a role in delaying senescence.
Flavonoids can promote blood circulation, reduce cholesterol, often drink white tea can make the skin red and moist luster, but also can inhibit the exhalation of inflammatory biological enzymes, effectively promote wound healing and pain, quercetin because of a strong antihistone, can be used for all kinds of sensitive diseases.
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