Tea tree is called Camellia sinensis (L.) O. Kuntze. Picking fresh tea leaf from the trees, then craft them by the typical progress of non-fermentation, removing green, roasting and drying. This is how green tea made. The production and liquor both persist the green color of fresh tea leaves. Green tea of high quality has green dry tea, green liquor and green tea leaves, which is the so called "Three Green". As the hero that helping green tea drinkers, EGCG(tea polyphenol) could prevent cancer, reduce blood fat, protecting you from radiation and decrease the damage of nicotine. Make a rational schedule of three meals and tea time could do less for more effects for your weight loss. Meanwhile a proper storage method could maintain the nutrition in tea leaves maximally.
Green tea contains the wonderful EGCG polyphenol, these specific antioxidants helps to increase metabolism. It also naturally contains a very small amount of caffeine, which is a natural appetite suppressant. This is what makes green tea slimming in one aspect, as you have a decreased appetite with a higher metabolism.
Tea polyphenols is the generic term of polyphenol materials in teas, which is the main composition that forms tea’s aroma, flavor, color and is the major factor of its health function. The capability of detoxification and anti-radiation makes tea polyphenols able to protect bone marrow form radioactive substance. Therefore it is praised as "Radiation killer" in the field of health and medicine. The picture above (from Hunan Agriculture University, 2001) shows a clear result: green tea contains 22% of tea polyphenols, which is 1% less than the amount in fresh tea leaves. Green tea contains the largest amount of tea polyphenols among all kinds of teas. Catechuic acid takes 70% in tea polyphenols, is the major element of polyphenol, as well as the key of the high quality of green tea. Catechuic acid also takes an important part in the body function of immunity and anti-radiation. This is not the only reason why people like green tea. Green tea contains aromatic compound, which can dissolve fat, help your body wipe out greasiness, prevent fat from stocking in your body, ease digestion.
Nowadays people keeps a fast-paced life, while with an irregular sport time. Therefore the habit of keeping a healthy diet is came up. People holds different ideas of tea’s weight loss function. Usually they chose Pu-erh tea for losing weight, meanwhile taking aerobic exercise, such as riding, to keep fit. Green tea could also give same effects as Pu-erh tea for long-term drinking.
Intestines and stomach is the largest organ for digestion in the body. But if you take too much food, the stomach will not be able to digest so that the calorie will accumulate. If this persists, fat will happen. Aromatic compounds in green tea can melt fat, prevent it from accumulating in your body; the Vitamin B1, C and low caffeine in green tea can stimulate secretion of stomach juices, helping digestion and reducing fat.