# OnCo record l-theanine-supplements (technology). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/technologies/l-theanine-supplements/>
  a schema:MedicalTherapy ;
  onco:kind "technology" ;
  schema:identifier "l-theanine-supplements" ;
  schema:name "L-theanine"@en ;
  schema:alternateName "Theanine"@en, "Suntheanine"@en ;
  schema:description "L-theanine is an amino acid from green tea sold for relaxation and sleep. Small studies suggest it may help sleep, with mixed results for anxiety, and early studies in chemotherapy are preliminary. No side effects are reported for the purified form, but green tea products can interfere with the myeloma drug bortezomib."@en ;
  schema:url <https://onco.cc/technologies/l-theanine-supplements/> ;
  schema:dateModified "2026-11-04"^^xsd:date ;
  schema:citation <https://www.mskcc.org/cancer-care/integrative-medicine/herbs/l-theanine> ;
  onco:status "phase-2" ;
  onco:tag "complementary", "supportive-care", "evidence:insufficient" ;
  onco:related <https://onco.cc/technologies/five-htp-supplements/>, <https://onco.cc/technologies/melatonin-cancer/> ;
  onco:sections <https://onco.cc/fronts/supportive-care/> ;
  onco:technologies <https://onco.cc/technologies/integrative-oncology/>, <https://onco.cc/technologies/dietary-supplements-treatment-interactions/>, <https://onco.cc/technologies/green-tea-egcg/> ;
  onco:drugs <https://onco.cc/drugs/bortezomib/>, <https://onco.cc/drugs/oxaliplatin/> ;
  onco:bottlenecks <https://onco.cc/bottlenecks/b-toxicity-qol/> .