L-THEANINE is a pure free form amino acid with no fillers or additives and is HPLC verified. L-Theanine is a naturally found in Japanese green tea. It is a non-essential amino acid that is present in the brain and is a close relative of Glutamate. L-Theanine is a unique amino acid found almost exclusively in the green tea plant and is the primary ingredient contributing to the unusual taste of green tea. Animal studies have shown that L-Theanine crosses the blood brain barrier, increases dopamine and GABA levels in the brain, and inhibits the stimulatory properties of caffeine. Human studies have shown that taking L-Theanine results in the emission of brain waves associated with a state of relaxation.
NUTRABIO’S L-THEANINE helps promote a relaxed state while maintaining daytime alertness. L-Theanine is also shown to support healthy blood pressure levels that are already within normal range. L-Theanine exerts beneficial effects on brain metabolism and brings on relaxation without causing drowsiness. L-Theanine may improve learning ability and feelings of pleasure by affecting dopamine and serotonin neurotransmitters in the brain.