Black tea (Camellia sinensis)
Tea bush plants
Plant description
His home are China, India and Ceylon. Today the plant is grown extensively in numerous areas. As a cultivated plant, the Tea bush kept low, the leaves are dark green, oblong ovoid, the leaf margin clearly serrate. The white flowers with yellow stamens have a strong smell and reach a diameter of 3 cm.
Parts of plants used medicinally
The Leaves of the young shoots are harvested and first let them wither in an airy place. Then they will rolled, with some of the cell sap leaking and then at 30 degrees warm, humid air fermented. The aroma develops and catechins become in Tannin red transformed. The fermented leaves are then dried at 85 degrees.
Green tea will Not fermented.
Ingredients
Caffeine (The in), Theobromine, theophilline, tannins, flavonoids and numerous different aromatic substances.
Medicinal effect and application
Black tea is generally considered to be Luxury foods. Short tea is more stimulating than long tea. Because caffeine is easily soluble in water and quickly passes into the water, if the tea is steeped for a longer period of time, the tannins are also released and this slows down the caffeine absorption.
Tannins also play a role in mild treatment of diarrhea and the following preparation of black tea is suitable for this:
1 heaped teaspoon of black tea is poured over ¼ l of boiling water. Let it take off for at least 10 minutes. If necessary, drink a few cups unsweetened throughout the day.
Side effects are not to be expected with normal dosage.