Theanine

unstable amino-acid present in the tea

Theanine is a chemical that you find in tea and in some mushrooms. Theanine is an amino acid. The chemical theanine can change your mood, behavior and the way you see or feel things. It lowers stress and it is also an antioxidant. This is a good chemical that fights aging. Theanine helps the immune system. This protects your body against diseases.

Theanine
skeletal formula of L-theanine
L-Theanine
Clinical data
Synonymsγ-L-Glutamylethylamide
Pregnancy
category
Dependence
liability
None
Routes of
administration
Oral
ATC code
  • none
Legal status
Legal status
  • US: OTC
  • UN: Unscheduled
Pharmacokinetic data
Onset of actionabout 1 hour[1]
Elimination half-lifeCapsule ~1.2 hours
Green Tea ~0.8 hours[1]
Identifiers
  • (2S)-2-Ammonio-5-(ethylamino)-5-oxopentanoate or N-Ethyl-L-glutamine
CAS Number
PubChem CID
ChemSpider
UNII
KEGG
ChEBI
ECHA InfoCard100.019.436 Edit this at Wikidata
Chemical and physical data
FormulaC7H14N2O3
Molar mass174.20 g·mol−1
3D model (JSmol)
Melting point174.20 °C (345.56 °F) [2]
Boiling point215 °C (419 °F) [2]
  • CCNC(=O)CC[C@H](N)C(=O)O

  • CCNC(=O)CCC(N)C(O)=O
  • InChI=1S/C7H14N2O3/c1-2-9-6(10)4-3-5(8)7(11)12/h5H,2-4,8H2,1H3,(H,9,10)(H,11,12) checkY
  • Key:DATAGRPVKZEWHA-UHFFFAOYSA-N checkY

References change

  1. 1.0 1.1 Scheid, L.; Ellinger, S.; Alteheld, B.; Herholz, H.; Ellinger, J.; Henn, T.; Helfrich, H.-P.; Stehle, P. (2012). "Kinetics of L-Theanine Uptake and Metabolism in Healthy Participants Are Comparable after Ingestion of L-Theanine via Capsules and Green Tea". Journal of Nutrition. 142 (12): 2091–2096. doi:10.3945/jn.112.166371. ISSN 0022-3166. PMID 23096008.
  2. 2.0 2.1 "Theanine". Pubchem Compound. NCBI. Retrieved 21 February 2015.