China has the history of “curing diseases with tea”, there are many records about curing diabetes, dysentery, cold-catch with old tea among the people in ancient China. Modern western medicine thinks that polyphenols, pigments, polysaccharides, saponins, amino acids, alkaloids, and inorganic elements in tea have health care function to human body. Tea is a kind of special beverage that can strengthen the immunity of Hunan body. Tea is a kind of special beverage that can strengthen the immunity of hunan body, resist oxidization and aging, prevent cancer, reduce blood fat and cholesterol, adjust metabolism, so tea has been generally acknowledged as healthy beverage in the 21^st century in tea and medical science circles all over the world.

The main functional composition of Fu Tea Brick (One of Dark Teas) is tea polysaccharides compound. This kind of compound is regarded in medical science circle that it can adjust sugar metabolism (prevent and cure diabetes), reduce blood fat and high blood pressure, resist thrombasis and improve immunity of human body. Clinical experiments have proved that these special functions of dark tea are remarkable, which can’t be replaced by other kings of tea.

Owing to the metabolism of Eurotium Cristatum, Fu brick Tea produces many enzymes and small-molecule metabolic substances which can promote digestion, reduce blood fat, adjust and improve the functions of human body. Although modern science still can’t analyze it’s chemical composition and action mechanism, the history of several hundred of drinking the tea in China is enough to show that Fu brick tea has special effect on promoting digestion, resolving fat and improving metabolism. So it is called as “The mysterious Tea on the Ancient silk Road of China”.