All forms of green tea contain a naturally occurring amino acid called L - Theanine, but the content is higher in matcha green tea, and along with
the natural caffeine content, this causes a stimulant which works to increase alertness and improve concentration at the same time.
Not exact matches
Matcha is also famous for its
caffeine content and the «alert calm» it's said to induce, thanks to a
natural substance it contains called l - theanine, which promotes relaxation without drowsiness.