Green tea extract is the active ingredient extracted from green tea leaves, mainly including tea polyphenols (catechins), caffeine, aromatic oils, water, minerals, pigments, carbohydrates, proteins, amino acids, vitamins and so on. The following is a detailed introduction to green tea extract:<\/p>\n\n\n\n
1.Main components<\/p>\n\n\n\n
Tea polyphenols: It is the main component of green tea extract, accounting for about 30% of the dry matter, mainly composed of catechins, accounting for about 60%~80% of the total GTP. Among them, epigallocatechin gallate (EGCG) is one of the catechins with the strongest antioxidant capacity. Tea polyphenols have a variety of biological activities such as antioxidant, scavenging free radicals, lowering blood lipids, lowering blood sugar, antiseptic and detoxification, detoxification of alcohol and liver protection, and improving immunity.<\/p>\n\n\n\n
Caffeine: is another important ingredient in green tea, which has the effect of refreshing the mind and promoting metabolism.<\/p>\n\n\n\n
Other components: such as aromatic oils, minerals, pigments, carbohydrates, proteins, amino acids, vitamins, etc., which together constitute a complex system of green tea extracts.<\/p>\n\n\n\n
2.The efficacy and role<\/p>\n\n\n\n
Antioxidant effect: Tea polyphenols have a strong antioxidant capacity, can remove free radicals in the body, reduce oxidative stress on cell damage, thus playing a role in anti-aging, protection of the cardiovascular system.<\/p>\n\n\n\n
Lipid-lowering effect: Tea polyphenols can significantly reduce the serum total cholesterol, triglyceride, LDL cholesterol content of hyperlipidemia, and at the same time, it has the effect of restoring and protecting the function of vascular endothelium. This is one of the main reasons why tea can make obese people lose weight without rebound.<\/p>\n\n\n\n
Bactericidal detoxification effect: tea polyphenols can kill a variety of bacteria and viruses, causing diarrhea, respiratory and skin infections of various pathogenic bacteria have antibacterial effect. In addition, tea polyphenols can also form complexes with heavy metals and produce precipitation, which is conducive to reducing the toxic effects of heavy metals on the human body.<\/p>\n\n\n\n
Alcohol and liver protection: Tea polyphenols as free radical scavengers, with the inhibition of alcoholic liver injury.<\/p>\n\n\n\n
Enhancement of immunity: Tea polyphenols stimulate changes in antibody activity by increasing the total amount of human immunoglobulin and maintaining it at a high level, thus enhancing one’s overall immunity.<\/p>\n\n\n\n
Other effects: Tea polyphenols also have a variety of biological activities such as anti-cancer, anti-radiation, dental protection, improve digestive function.<\/p>\n\n\n\n
3.Application Fields<\/p>\n\n\n\n
Green tea extract has been widely used in the fields of health products, cosmetics, food and medicine due to its rich biological activity and wide application value. For example, in the food industry, tea polyphenol is used as a natural antioxidant for the preservation and anticorrosion of fats and oils, meat products, fried foods, etc. In cosmetics, tea polyphenol is used in skincare and color cosmetics due to its antimicrobial, antioxidant, and whitening effects; in the field of pharmaceuticals, tea polyphenol has been used in the development of new types of medicines such as anti-influenza and anti-cancer drugs.<\/p>\n\n\n\n
4.Precautions<\/p>\n\n\n\n
Although green tea extract has a variety of health benefits, it needs to be consumed in moderation. Excessive intake may lead to some adverse reactions, such as insomnia and heart palpitations. In addition, different people may react differently to green tea extract, so it is best to consult a doctor or professional for advice before use.<\/p>\n\n\n\n
In conclusion, green tea extract is a natural product with rich biological activity and wide application value, and its efficacy and effects are widely recognized and applied.<\/p>\n","protected":false},"excerpt":{"rendered":"
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