Tea polyphenols ah ~ that, it is recommended that if you want to drink green tea, or to buy their own tea to brew, because those bottled green tea on the market are some spices and coloring and so on the blend out, in fact, drink nothing good, although this will say you will not be happy to find some information, free time, then you may wish to look at the ~ First of all, we need to know about the composition of green tea, confirmed by modern scientific research, green tea contains organic compounds 450 More than 15 kinds of organic compounds, inorganic minerals, most of these components have health care, disease prevention effects. 1, lipid reduction and weight loss, prevent cardiovascular and cerebrovascular diseases. The relationship between tea and weight loss is very close, "Shennong Materia Medica" book as early as two thousand years ago has been mentioned in the weight loss role of tea: "Serving for a long time peace of mind and benefit the gas ...... lightweight and not old". Modern scientific research and clinical trials have confirmed that tea can reduce blood lipids and cholesterol in the blood, so that the body becomes lighter, this is because the tea phenolic derivatives, aromatic substances, amino acids, vitamins, substances, the results of the integrated coordination, especially tea polyphenols and theophyllin and vitamin C's integrated role in the promotion of fat oxidation, to help digestion, lipid reduction and weight loss. In addition, tea polyphenols can dissolve fat, while vitamin C can promote cholesterol out of the body. Green tea itself contains theophylline, theophylline is to improve the toughness of blood vessels, so that blood vessels are not easy to rupture. The American Heart Association "Circulation" magazine published in May 2002, the results of a study showed that regular consumption of tea can help reduce the risk of death due to heart disease. Researchers at Harvard Medical School in the United States*** followed up on 1,900 heart disease patients, who were mainly over the age of 60, and found that those patients who drank an average of more than 14 cups of tea a week had a risk of dying within about three-and-a-half years after a heart attack that was 44 percent lower than those who did not drink tea. The study also showed that even if patients drink an average of less than 14 cups of tea per week, it is possible to reduce the death rate from heart disease by 28%. 2, cancer prevention. Green tea contains ingredients --- tea polyphenols and caffeine, the two produced by the combined effect, in addition to play a refreshing, nourishing effect, but also has to improve the body's immune system and anti-cancer effects. In recent years, the American Chemical Society General Association found that tea not only on the digestive system cancer has the effect of inhibition, but also on the skin and lung, liver cancer also has an inhibitory effect. After scientific research confirmed that tea in the organic anticancer substances are mainly tea polyphenols, theophylline, vitamin C and vitamin E; tea inorganic anticancer elements are mainly selenium, molybdenum, manganese, germanium and so on. Chinese and Japanese scientists believe that the catechins in tea polyphenols have the best anti-cancer effect.