Black Tea Extract

Black tea extract

Black tea extract, known as theaflavin, is a popular tea variant that originates from the new shoots of tea. The tea leaves are processed through a typical process involving withering, rolling, fermentation, and drying to produce the black color observed in dry and brewed tea. Black tea is the most widely consumed tea in the world, commonly used in making English tea and iced tea.
During the fermentation process, black tea develops more active ingredients and theaflavins, which are responsible for their antioxidant properties. Theaflavins contain high levels of vitamin C, calcium, potassium, magnesium, iron, zinc, sodium, copper, manganese, and fluoride. Compared to green tea, black tea has more antioxidants, as well as anti-allergic, anti-spasmodic, and anti-viral properties. Its health benefits and popularity have made it a popular choice for people seeking a tasty and healthy beverage.

1.Theaflavins are not only an effective free radical scavenger and antioxidant, but also have obvious antibacterial effects on Bacillus botulinum, Enterobacter, Staphylococcus aureus, Capsulatum, and Bacillus cereus.
2. Theaflavins have a certain inhibitory effect on the invasion of influenza virus and the infection of rotavirus and enterovirus.
3. The unique amino acid theanine in tea can inhibit the increase of blood pressure by activating dopaminergic neurons.
4. It is also found that caffeine and catechins in tea can relax the blood vessel wall, increase the effective diameter of blood vessels, and reduce blood pressure through vasodilation.
5. Tea pigments have significant anticoagulation, promote fibrinolysis, prevent platelet adhesion and aggregation, inhibit the proliferation of arterial smooth muscle cells, and can also significantly reduce serum triglycerides and low-density lipoproteins in high-fat animals, and improve serum high-density lipids. protein, and has a significant inhibitory effect on ACE enzyme, with antihypertensive effect

1. In the health care product industry, dark tea is rich in nutrients, the most important of which are vitamins and minerals, as well as proteins, amino acids, and carbohydrates.
2. In the field of medicine, long-term drinking of dark tea has a good regulating effect on blood lipids, blood sugar, blood pressure, and vascular sclerosis, and has a good regulating effect on body weight and body shape.
3. In the cosmetics industry, catechins, theaflavins, theanine and tea polysaccharides in dark tea, especially the complex flavonoids with a large content, have the function of scavenging free radicals, so they have the functions of anti-oxidation and delaying cell aging role.

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