L-theanine is a unique free amino acid in tea leaves. l-theanine is glutamate γ-ethyl amide and has a sweet taste. The content of theanine varies depending on the type and location of tea. L-theanine accounts for 1%-2% by weight of dry tea. The chemical composition of theanine is similar to that of glutamine and glutamic acid, which are the main active ingredients in the brain. The content of L- theanine is about 1 to 2% of the new tea, and its content decreases with the fermentation process.
Function:
1. L Theanine can reduce blood pressure, blood sugar, blood lipids. 2. L Theanine has the function of removing radicals and anti-aging. 3. L Theanine can enhance the immune function and prevention of colds. 4. L Theanine will anti-radiation,anti-cancer,inhibiting the increasing of cancer cell. 5. L Theanine used to anti-bacterium, with the function of sterilization and deodorization.
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