theanine accounts for between 1% ~ 2% of the dry weight of the leaf, it exists in the form of a free and it is the main amino acid in tea, all of the free amino acid accounted for about 50%. theanine is necessary for human body, but the body can't synthesis, want to rely on external supply

description:

the appearance is almost white powder, dissoluble in water and ethanol. with caramel insense and similar msg taste. melting point of 214-215 degrees the quality is safety and non-toxic, pure highly and nice color basing on the adoption of advanced technique.

pharmacology function:

theanine can affect the brain nerves to the change of the material, enhance memory, has a calming effect, can protect the neurons may be used for cerebral embolism, cerebral hemorrhage, stroke, cerebral ischemia, and prevention and cure of diseases such as alzheimer's disease. blood pressure effect, at the same time can enhance the curative effect of anti-cancer drugs, inhibit cancer cell invasion and can enhance immunity.

storage: keep in a cool and dry area away from light and heat.

shelf life: two years.