Tea contains ingredients which useful
Tea contains many ingredients, nearly 500 kinds. Main caffeine, theophylline, pentoxifylline, choline, xanthine, and flavonoid glycosides compounds, tea tannin, catechin, terpenoids, phenols, alcohols, aldehydes, acids, esters, aromatic oil compounds, carbohydrates, multi-vitamins, protein and amino acids. Amino acids are cysteine, methionine, glutamic acid, arginine and so on. Tea also contains calcium, phosphorus, iron, fluorine, iodine, manganese, molybdenum, zinc, selenium, copper, germanium, magnesium and other minerals. These ingredients in tea, it is useful to humans, especially manganese fresh tea can promote the formation of vitamin C to improve the anticancer effects of tea. Their common effect on the human body has an important significance to prevent and cure diseases, it is the "no day without tea" is.