L-theanine is a non-protein amino acid that is mainly found from Camellia sinesis, a green tea plant. L-theanine is the predominant amino acid in green tea. It is considered the main componenet responsible for the taste of green tea. L-theanine is invovled in the production of the neurotransmitter, GABA. L-theanine has demonstrated mood-modulating effects. It is being reserached as an anti-cancer agent.

L-theanine has been used for stress and anxiety, premenstrual syndrome complaints, as immune system support, and to stimulate brain function.

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Products containing Theanine

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GABA Soothe 51% off retail $11.80 Jarrow Formulas
GABA Soothe 30 VegiCaps
30 Servings
Pressure Optimizer 34% off retail $25.17 Jarrow Formulas
Pressure Optimizer 60 Capsules
30 Servings
Theanine $52.10 Thorne
Theanine 90 Capsules
90 Servings