Theanine is an amino acid that is only contained in tea leaves, and tea contains the most theanine.
L-theanine is synthesized in the roots of the tea tree, transferred to the leaves through the branches, and accumulated in the leaves. Theanine will be converted into catechin under sunlight. Therefore, L-theanine is used in high-grade green tea cultivated in the dark. The content is higher, while the content in general crude tea is less, and the content of polyphenols is increased.
seasoning. Mainly used for green tea, the dosage is not specified. Nutrition supplements.
The sedative effect when added to food, the flavor improvement effect of L-theanine, the enhancement of immunity, the function of lowering blood pressure, the improvement of the brain, the promotion of the brain's learning and memory function, the effective enhancement of the liver detoxification function
