L-Theanine is a naturally occurring amino acid found in green tea, with the ability to cross the blood-brain barrier.
Theanine has been shown to be responsible for the calmative effects of Green Tea, that are known to induce a relaxed but alert state. This resulting calmative state without sedation is what makes L-Theanine such a popular nootropic to combine with stimulants due to the "flow-state" that results.
L-Theanine has been shown to assist with the following:
Additionally, L-theanine has been shown to have positive effects on stress levels as well as various neurotransmitters in the brain.
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