L-Theanine is an amino acid found predominantly in tea nbspWhen you have a stressful moment or a shock a cup of tea one of the first things that come to mind but why The reason is thought to be L-Theanine which is believed to promote a calming and relaxing influenceIf you are a coffee drinker its likely that at some point you will have drunk too much and experienced a hyper effect nbspIt is very doubtful that you have ever experienced the same thing with tea even though it contains a lot of caffeine and the reason why is thought to be theanine It is thought that theanine works to offset caffeines effect but without causing any drowsiness It is also a supplement which is not known to be addictivePure strong and high grade materialJust Vitamins L-Theanine provides 200mg of this high-grade amino acid in a vegetarian capsule