What is the Meaning of L-Theanine?

L-Theanine is a non-proteinogenic amino acid predominantly found in green tea leaves, recognized for its unique psychoactive properties. It is chemically similar to the neurotransmitters L-glutamate and GABA, and it is frequently utilized in wellness protocols to promote relaxation without sedation. This compound crosses the blood-brain barrier and modulates brain wave activity, which supports a state of calm focus.

What is the Origin of L-Theanine?

The compound was first isolated from green tea (Camellia sinensis) in Japan in 1949, and its name is derived from the tea plant itself. Its clinical and commercial relevance grew as research identified its anxiolytic and neuroprotective effects. The use of L-Theanine as a dietary supplement is a direct outgrowth of traditional practices associated with tea consumption.

What is the Mechanism of L-Theanine?

L-Theanine's primary mechanism involves increasing the production of alpha brain waves, which are associated with a relaxed, meditative state. Furthermore, it modulates the levels of several key neurotransmitters; it increases GABA, an inhibitory neurotransmitter, while also influencing dopamine and serotonin levels. This dual action contributes to its ability to reduce perceived stress and improve cognitive function.

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L-Theanine

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