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2. Theanine - Wikipedia

   en.wikipedia.org/wiki/Theanine

   The name theanine usually refers to the enantiomer L-theanine, which is the form found in tea leaves from which it is extracted as a powder. [4] [6] The right-handed enantiomer, D-theanine, is less-studied. 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 ...

3. Excitatory amino acid reuptake inhibitor - Wikipedia

   en.wikipedia.org/wiki/Excitatory_amino_acid...

   Examples of EAARIs include dihydrokainic acid (DHK) and WAY-213,613, selective blockers of EAAT2 (GLT-1), [1] [2] and L-trans-2,4-PDC, a non-selective blocker of all five EAATs. [3] Amphetamine is a selective noncompetitive reuptake inhibitor of presynaptic EAAT3 (via transporter endocytosis) in dopamine neurons.

4. What You Should Know Before Taking a L-Theanine ... - AOL

   www.aol.com/know-taking-l-theanine-supplement...

   Tea's combination of caffeine and L-theanine can give you a calm yet alert mental state that could help boost productivity and effectiveness,” Ingram explains, citing a 2021 study on caffeine ...

5. Aromatic amino acid - Wikipedia

   en.wikipedia.org/wiki/Aromatic_amino_acid

   Tryptophan is the precursor to 5-hydroxytryptophan and then serotonin, tryptamine, auxin, kynurenines, and melatonin. [6] Tyrosine is the precursor to L-DOPA, dopamine, norepinephrine (noradrenaline), epinephrine (adrenaline), and the thyroid hormone thyroxine. It is also precursor to octopamine and melanin in numerous organisms. [6]

6. The Exact Right Time to Take L-Theanine - AOL

   www.aol.com/lifestyle/exact-time-l-theanine...

   L-theanine is an amino acid, a.k.a. a molecule that helps build protein in the body. It’s often talked about as being found in green tea, but it's also present in other herbal brews such as ...

7. Proteinogenic amino acid - Wikipedia

   en.wikipedia.org/wiki/Proteinogenic_amino_acid

   The essential amino acids are histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine (i.e. H, I, L, K, M, F, T, W, V). [ 3 ] The proteinogenic amino acids have been found to be related to the set of amino acids that can be recognized by ribozyme autoaminoacylation systems. [ 4 ]