Birch leaves: medicinal properties, application and contraindications. What are the useful birch leaves?
The entire above-ground part of the white-symbolizing Russian expanses, is saturated with biologically active compounds. The most useful substances in the leaves are essential oil, tannic compounds, flavonoids. The bark is rich in organic pigment betulin. Healing effect is possessed by buds, birch bark, tar, juice and leaves of birch. Therapeutic properties are due to the wide therapeutic effect of essential oils, betulin and tannins on the functions of the human body. We will find out how useful a sheet of birch is, how to prepare raw materials, use it for its intended purpose.
Tree-healer in "flax sarafan"
Birch is an ordinary perennial plant in Russia. The Slavic peoples considered the tree Bereginya - the symbol of the Mother Earth. A beautiful white trunk, the openwork crown has long been sung by writers, poets and musicians.
It is the birch brooms in the bathhouse, when sheappeared in Russia, trusted care for the purity of the body. The liquid that oozes from the notches in the trunk is a tasty and healthy drink. When dry distillation of wood is obtained tar - a valuable raw material and component of drugs, cosmetics. They have a rich curative composition of birch leaves. The healing properties are combined with the valuable economic qualities of the whole plant. The biological effect of the active components that are present in birch leaves is antibacterial, wound healing, analgesic and choleretic.
Not all birch leaves are equally useful
It is believed that it is possible to harvest for treatmentleaves only 4 species from 120, belonging to the genus Betula family of birch (Betulaceae). They have almost equal medicinal properties of 4 species, from which birch leaves are harvested. Application in scientific and folk medicine found kidneys, birch bark, leaves of the following natural species (in parentheses are indicated synonyms):
- Betula pendula (B. verrucosa) - Birch warty (dangling, European, white) - a tree with a smooth white bark;
- B. pubescens - B. fluffy - more northern species, growing in the Caucasus;
- B. platypliylla - B. flat-leaf;
- B. mandshurica - B. Manchu.
The birch leaf (pictured below) is familiar to residents of the central strip of Russia and other regions with its rhombic or triangular shape.
The representative representative of the family and clan inmoderate latitudes - European or white birch. Brilliant leathery leaves of this species are painted in dark green color, on the underside they are lighter. The form is rhombic-ovoid, the edges are serrate. The opening of the sticky young leaves of the European birch coincides with the flowering of the tree. This phenomenon occurs in May, and the medicinal raw materials are being harvested later - in June.
Chemical composition of birch leaves
Different parts of the white-wood tree differ inthe content of medicinal ingredients. Biologically active compounds rich in young leaves of birch. Therapeutic properties are due to the presence of the following components:
- the betulin derivative -betuloretinic acid;
- ascorbic acid (vitamin C);
- glycoside hyperoside;
- a nicotinic acid;
- essential oil;
- provitamin A;
- bitter inositol;
The presence of white pigment and derivatives ofIts compounds are due to the unique therapeutic effect of herbal preparations from birch bark and leaves. The resinous substance accumulates in the cavities of the cells of the tree, imparts a white color to its cortex. Betulin or birch camphor acts against the causative agents of respiratory diseases, tuberculosis and poliomyelitis. According to the researchers, the white pigment is able to suppress the growth of malignant tumors, for example melanomas.
Birch leaves. The healing properties of broth and infusion
Domestic folk medicine has long beenrecommends the ingestion of a golden broth and infusion of young dried or fresh birch leaves as a diaphoretic, choleretic and diuretic. The solution improves the condition with the following diseases and conditions:
- inflammatory processes in the organs of urination;
- kidney and bladder stones;
- uric acid diathesis;
- heart disease;
- stomach ulcer;
The useful birch leaves for external application. Contraindications
Hot baths and warming compresses withbirch leaves are used for pain in joints prone to rheumatism, with gout and skin diseases. The leaves help to heal burns and bruises. Birch essential oil is one of the components of balsams for the treatment of skin diseases, in particular eczema and psoriasis. Tannins of leaves improve the skin condition with furunculosis and dermatitis. Usually, when used locally, fresh and dry ground birch leaves are steamed and applied to the affected area. Contraindications to the external use of hot compresses:
- exacerbation of inflammatory skin diseases;
- varicose veins, thrombophlebitis;
- heart failure, atherosclerosis;
- damage to the skin;
- increased body temperature;
- active form of tuberculosis.
Benefits of birch leaves for hair
Decoctions and infusions of leaves of a birch at externalapplication for rinsing hair strengthen the roots, improve the condition of the curls. Active components of medicinal raw materials eliminate dandruff and itching, prevent hair loss and stimulate hair growth.
Three steps to improving the condition of the scalp:
- Strengthening and growth of hair is facilitated by the use ofdecoction of the leaves to rinse the head after washing. Preparation: pour incomplete glass of dry crushed leaves 500 ml of boiling water, leave in a water bath for another 10 minutes. Strain the broth and add to the water when rinsing the hair.
- Birch leaves help to cure dandruff.hair in the form of alcohol tincture. Preparation: approximately 1 glass of fresh leaves to grind, pour into a jar, add 200 ml of vodka. Infuse 2 weeks. The finished product is applied to the skin of the scalp with massage movements. The duration of the course of treatment is from 1.5 to 2 months.
- To improve the condition of the hair follicles andcurls are used infusion. Preparation: pour half a cup of dry crushed leaves 1 ½ cup boiling water. After 1.5-2 hours, the finished infusion is filtered, the resulting solution is rubbed into the scalp 1-2 times a week after washing.
Preparation of birch leaves
Each family can procure, useuniversal "piggy banks of health" - birch leaves. Contraindications for use are the same as for other types of medicinal plant materials - hypersensitivity to individual components. It should be noted that pollen from birch blossoms during the collection of medicinal raw materials can cause allergic reactions, seasonal hay fever in people with hypersensitivity.
Lamella Bleachwoodcaptures pollutants, dust and soot from the air. Therefore, it is better to harvest leaves in rural areas, forest belts and forests away from industrial facilities and highways. Leaf collection time for applying decoctions inside - until the middle of summer; outwardly use raw materials harvested during the entire warm season of the year. Birch leaves spread out a thin layer on a table or other horizontal surface, preferably under a canopy in the air or in a ventilated room. Drying is carried out slowly to preserve the essential oils.