Theanine
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Theanine, commonly known as L-theanine and sometimes L-gamma-glutamylethylamide or N⁵-ethyl-L-glutamine, is an amino acid analogue of the proteinogenic amino acids L-glutamate and L-glutamine and is found primarily in particular plant and fungal... Wikipedia
Drug class: dietary supplement
Elimination half-life: Capsule ~1.2 hours; Green Tea ~0.8 hours
Legal status: US: OTC; UN: Unscheduled
Onset of action: about 1 hour
Other names: γ-L-Glutamylethylamide
Routes of administration: Oral
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Increased focus. Paired with caffeine, L-theanine may help increase focus and attention. A small study found that a combination of L-theanine (97 milligrams, or ...
Tea is known to be a rich source of flavonoid antioxidants. However tea also contains a unique amino acid, L-theanine that may modulate aspects of brain ...
L-theanine is a compound that may support thinking, sleep, and relaxation and help with weight loss, blood pressure, and more.
Theanine is sold as a dietary supplement and is considered to be safe at doses up to 250 milligrams (mg) by the US Food and Drug Administration. ... It is ...
Apr 6, 2022 · Theanine is an amino acid, a building block for protein. It's naturally in tea leaves, especially green tea. Many people drink green tea ...
Jul 18, 2023 · L-theanine is an amino acid commonly found in tea leaves that's been shown to improve sleep, reduce anxiety and stress and boost mental ...
Sep 26, 2023 · The current evidence shows that supplementation with L-theanine may help reduce stress and anxiety in people experiencing acutely stressful ...
Nov 22, 2022 · L-theanine is a water soluble amino acid found in green tea and mushrooms. Purified L-theanine is available as a dietary supplement, ...
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Amino acid from tea that supports a healthy stress response, relaxation, focus, and memory*. Theanine, found almost exclusively in the tea plant, ...