First, it can help digestion and nourish the stomach. Drinking some black tea can help digestion and absorption and regulate the stomach. Black tea is made by fermentation and baking. Tea polyphenols are enzymatically oxidized by oxidase, and the oxidized products can promote human digestion.

Second, black tea contains a substance that can lower blood sugar level and help prevent type 2 diabetes.

Thirdly, theaflavins in black tea have antiviral effect, which can not only disinfect human calicivirus such as Norovirus, but also be used in the field of food poisoning prevention. ? Aflatoxin is a natural component, which is harmless to the skin, does not cause metal corrosion, and emits chlorine smell, so it can be used to make hand washing disinfectant.

Extended data:

Black tea ingredients:

Black tea belongs to fermented tea. In the production process, the tea polyphenols are oxidized and converted into oxidation products such as theaflavins and thearubigins. The red color of black tea soup is actually attributed to thearubigins and theaflavins.

Thetheaflavin is also the most important functional component in black tea, which has many health-care functions such as antioxidation, anticancer and prevention of chronic inflammation. There is also a kind of pigment in black tea, that is, tea brown, which is the factor that darkens the tea soup.

Generally speaking, the more theaflavins and thearubigins content, the brighter the red color of tea soup and the better the quality of tea. The higher the content of theabrownin, the darker the soup color and the worse the quality of tea.

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