Why can Yishou tea
According to "Shen Nong;s Materia Medica" records: the Yellow Emperor Shennong as early as 2737 BC discovered the wild tea tree, "Shennong tasted Baicao, the case of 72 drugs, and to the solution of tea" he said. "Yan matter Spring and Autumn" accounts: Qi prime minister Yan Ying regular tea, BC, 500 years ago that China will have a tea-drinking habits. Tea experts Lu Yu Tang Dynasty, "the tea", summed up the system Zhongcha, tea, tea with the experience. It is evident that China is the hometown of tea, tea;s history goes back to ancient times. Tea is rich in cultural content, the paper mainly on the active ingredients of tea and health value.
The active ingredient in tea
Vitamin tea contains more than 10 kinds of vitamins. Including A, D, E, K for the fat-soluble vitamins, and the remaining were water-soluble vitamin. Tea contains Vitamin C larger than oranges, lemons, tomatoes, 2 cups tea daily, to meet the body of vitamin C needs. Tea contains a variety of vitamin B, and in far more than miscellaneous grains and cereals, grains, fruits and vegetables. Vitamin wide range of physiological functions almost well known, including anti-scurvy, anti-anemia, anti-bleeding, anti-oxidation, anti-aging, enhance immunity, and so on.
Caffeine tea caffeine, tea is separated from the extraction of purine material, is white crystal powder, a refreshing stimulate the central nervous system effects. Tea contains 2 percent to 4 percent of the caffeine, theophylline and still containing a small amount of pentoxifylline.
Tea polyphenols in tea containing 10% to 20% of the TP (tannins), green tea than black tea high. Including over 30 kinds of active ingredients, has antioxidant, antibacterial and anti-atherosclerosis, regulation of blood lipids, hypoglycemia, weight reduction, such as aerobics role.
Protein and amino acids with a variety of essential amino acids. Protein, 15% to 30%, but do not dissolve in water, such as adding milk, butter, cheese, etc., can improve the utilization of protein and milk tea, Su Youcha strong smell very attractive.
Carbohydrates and more do not dissolve in water (dissolved only 4 percent to 5 percent), is a good low-calorie beverages. Diabetes, high blood pressure in patients with the ideal beverage.
Lipid including phospholipids, sulfur fat, such as glycolipids. And linoleic acid and linolenic acid more, the human body is indispensable nutrients.
Health benefits of tea drinking
1. Indispensable for the supply of human multiple vitamins and minerals, including macro elements of calcium, potassium, magnesium and a variety of essential trace elements - iron, manganese, zinc, fluoride, copper and other.
2. Slimming aerobics, regulate blood lipids and glucose. As early as the Tang Dynasty "Materia Medica theft by finding" of, say, "Tea drinking is long skinny to fat people." Modern clinical observation that the regulation of blood lipids tea efficiency of 70% to 98%.
3. Prevention and treatment of hypertension, coronary heart disease and arteriosclerosis. Epidemiological and clinical observation found that tea-to hypertension, coronary heart disease, arteriosclerosis significantly less than those not drinking tea.
4. Diabetes prevention and treatment. Japanese scholars found that tea has hypoglycemic effect. Tea contains the material for synthetic insulin, but also contain too much sugar in the blood to reduce the number carbohydrate material. This substance in crude tea, followed by green tea, black tea less. Because hot water might destroy the material, that cold water tea.
5. To help digestion, dissolved fat. In particular, eating greasy fat foods, tea drinking can be. Because of the fragrant tea and oil can be dissolved tannin emulsified fat, to greasy-gastrointestinal. Eating too much fat, can draw support from tea to help digestion. Eating garlic, the garlic stench from his mouth Nongcha can drink tea or chewing removed.
6. Excitatory nerve to eliminate fatigue. The caffeine in tea, theophylline, which will enable the central nervous system excited to eliminate fatigue and Shuiyi, boost morale, improve work efficiency.
7. Transpiration, diuretic, only drink, Xiaoshu. Summer tea, transpiration Shuangshen. Theophylline can kidney vascular expansion, and increased urination. Health-alone prefer tea to drink only, saliva production increases. Vitamin C in tea have Zhikejieshu role.
Health benefits of tea drinking has long been recognized. But not too much Guonong tea, in particular, two patients with hypertension and heart disease, not to drink Nongcha because it may induce rapid heartbeat, increased blood pressure. Should not be drinking tea at night, especially with neurasthenia more people can not drink tea at night to avoid insomnia. Part of western medicine and Chinese medicine service (ephedrine, atropine, quinine, etc.) can not be sent to serve tea, so as not to reduce the effect.
