Valerian for sleep: C → C
Correction by Claude (valerian evidence reconciliation): live Postgres source drift replaced with the verified seed source set [pmid-17145239, pmid:17517355].
What we said before vs now
Before
Grade C
After
Grade C
evidence is genuinely mixed: some low-quality trials report small improvements in subjective sleep quality, but the most rigorous reviews find no significant difference from placebo. Considered safe; not reliably effective.
What this does not change
- Interaction profile for Valerian — unchanged unless there is a separate severity change.
- Dose guidance — unchanged unless the new evidence altered the studied dose range.
- Safety recommendations — unchanged unless a safety event is recorded separately.
Reviewer & methodology
Reviewed and signed by Substrate editorial (Independent research collective) on . Methodology v1.
See also
Cite this page
Citation is encouraged. The proposed reuse license is CC-BY-4.0; status: pending-governance-ratification.
Plain-text citation
Substrate. Valerian for sleep: C → C. https://evidencebased.info/changes/2026-07-16-valerian-sleep-c-to-c. Updated 2026-07-16.
BibTeX
@misc{substrate_716valeriansleepctoc,
author = {Substrate editorial},
title = {Valerian for sleep: C → C},
year = {2026},
url = {https://evidencebased.info/changes/2026-07-16-valerian-sleep-c-to-c},
note = {evidencebased.info}
}