L-Theanine is an Amino Acid that can be found naturally from the tree. It was discover in 1949 at a research facility in Tokyo from the extraction of Gyokuro, or Gyokuro, a high-quality green tea with the highest levels of tea leaves. Usually before the harvest, the gyokuro is placed in the shade to preserve the tea leaves from sunlight, so L-theanine does not diminish.
In Japan, L-Theanine is widely use in foods. Such as herbal teas, beverages and desserts, with some exceptions when it is use in infant diets.L-Theanine has also been confirmed by the Food and Drug Administration. Or (FDA) in the US that it is Generally Recoginize as Safe (GRAS) or can be sold in the United States as well.
Benefits of tea leaves
In Thailand, green tea is one of the most popular beverages in ufabet Thailand, but few people know the benefits of tea. Green tea leaves contain Vitamin C, Vitamin E, Fluorine, Saponin, Amino butyric acid, Flavonoid, Carotene, Polysaccharides, Cafffeine, all of which help the body’s immune system against bacteria, viruses, allergies, and reduces odors in The body and neutralize free radicals Including preventing tooth decay as well It is the reason that when we eat green tea and feel the body relax, not stress. Until making green tea a popular drink among Thai people.
Benefits of L-Theanine (L-Theanine) in Green Tea
Research has found that L-Theanine can help reduce mental stress. Relax the body Clearly increase concentration Based on research from the Natural Standard Research Collaboration. The safe consumption is 200-250 mg per day. But should not exceed 1,200 milligrams per day Will reduce the tension Reduce blood pressure and increase the Alpha Wave in the brain or Alpha Wave.
It is the brainwave frequency about 8-13 cycles per second, alpha waves will help reduce the disturbance in the brain. Calm the mind Ready to do various activities. As a result of recent research by the Unilever Food and Health Research Institute. A cup of tea can have a significant effect on brain waves through an EEG (electroencephalography ) or an electrocardiogram.
Where can I get L-Theanine if I don’t like drinking tea?
L-Theanine extracts are usually the highest from tea leaves. The amount of which is more or less depending on the heating process and other constituents. Many times drinking one type of tea provides 8 milligrams of L-Theanine per cup. Sometimes it may be up to 24 milligrams per cup. All of which are the process of brewing and extracting the tea leaves. If not enough sugar or milk is use, it will not affect your L-Theanine intake.
But as today’s technology has evolved, extraction of L-theanine can be extracted in a more convenient form. For example, it is package as an oral capsule with the same benefits as drinking tea, and there are a wide variety of products including Vistra, DHC, Giffarine, ZEN and Calmy.