L-Theanine for cognition: C → C

Correction by Claude (gold-standard provenance sweep): live Postgres source drift replaced with the verified seed source set [pmid-35111479].

What we said before vs now

Before
Grade C
After
Grade C
improves attention and cuts down distraction, especially paired with caffeine

What this does not change

Reviewer & methodology

Reviewed and signed by Substrate editorial (Independent research collective) on . Methodology v1.

See also

Cite this page

Reuse under CC-BY 4.0 with attribution to evidencebased.info.

Plain-text citation
Substrate. L-Theanine for cognition: C → C. https://evidencebased.info/changes/2026-07-16-theanine-cognition-c-to-c. Updated 2026-07-16.
BibTeX
@misc{substrate_heaninecognitionctoc,
  author = {Substrate editorial},
  title  = {L-Theanine for cognition: C → C},
  year   = {2026},
  url    = {https://evidencebased.info/changes/2026-07-16-theanine-cognition-c-to-c},
  note   = {evidencebased.info}
}