Stevia is a perennial plant of the family Asteraceae and Compositae species. Disseminated and actively used stevia in South and Central America, has several kinds of essential drugs.
Biological characteristics and distribution
Stevia grows wild in the arid plains and in the mountain regions of Central America and Asia. After culturing plant was propagated vegetatively by. In Russia it was first imported from Latin America in the mid-20th century academician Vavilov.
Stevia was first grown in South America and has been a popular plant in the Mayan.
In the 18th century the Spanish conquistadors saw that the natives drink tea with stevia in various diseases, too, began to use this plant for medicinal purposes. By the 19th century, this plant has spread throughout Latin America and Europe.
In the 20th century it has been proven therapeutic properties of stevia. The plant recovers metabolism, slows the aging process and protects the body from harmful environmental exposures.
At the end of the 70s of the 20th century in the Soviet Union had developed a special program "Stevia", according to which the plant is to be used as a product for a healthy diet military, astronauts, divers, scientists and members of the government services.
It was determined that stevia sweetener is effective and useful in diabetes, obesity and disorders of carbohydrate and lipid metabolism.
The outcome of the World Symposium confirmed that Stevia is a herb that has many useful properties.
Useful properties of stevia
High use of stevia proved by various international studies. This plant is a drug and may be used as a natural sweetener.
Use stevia high in relation to the normalization of blood pressure, lower blood sugar and cholesterol levels, improving the functioning of the digestive system and cleansing the body.
The infusion of stevia can be used for rinsing the mouth in inflammatory processes and as a natural toothpaste, which improves the condition of the teeth and gums.
Drinks on the basis of this plant improve the functioning of the digestive tract, help digestion and improve intestinal functions.
Thanks to the antibacterial properties of the plant is carried out prevention of skin diseases and disorders of the functioning of the cardiovascular system.
Stevia helps to disinfect wounds and has anti-inflammatory action.
The use of Stevia
Widespread use of stevia received in Japan, where it is widely used in food and medicine. Because stevia stevioside obtained, which is used for pickling vegetables, dried seafood cooked soy sauce and miso.
The Japanese Diet Menus is a plant used for cooking soups, stews and salads.
Stevia is actively used in the preparation of desserts and sweet dishes as well as cereal, yogurt, ice cream and candy.
In China, Malaysia and Stevia used as a food additive, and also as an ingredient in tea honey, which improves digestion and promotes weight loss.
In Latin America, this plant is used as an effective tool for the treatment of diabetes, it is added to tea and other products, and is also used as a sweetener.
Stevia plant is non-toxic and has no mutagenic activity. Clinical investigations have established that an extract of leaves of the plant reduces testosterone levels, improves sexual function in men and contributes to the normal functioning of the brain.
In hypertensive extract of the leaves of this plant increases the excretion of bile and improve urination. Stevia has a stimulating, tonic and restorative effect.
To use stevia contraindications are idiosyncrasy and predisposition to allergic reactions to the plant. The leaves of plants possess hypotensive action, so stevia contraindicated to use for people with low blood pressure.
Stevia is harmful in large quantities to people with diabetes and lipid metabolism disorders. At the use of the plant is necessary to constantly monitor blood sugar.
May be harmful Stevia (because of the content of essential oils, tannins, etc.) for people with impaired glucose metabolism and serious diseases of the respiratory system.
Stevia is contraindicated in severe diseases of the digestive system, severe circulatory disorders, hormonal failure, psychiatric disorders and in the postoperative period.