Melatonin for sleep: B → B
Merged additional source by Claude (gold-standard provenance sweep): a distinct, independently-verified paper ("Effects of exogenous melatonin on sleep: a meta-analysis.", PMID 15649737) reporting the same intervention×outcome was found instead of being discarded as a duplicate — same claim, one more piece of real evidence.
What triggered this change
Effects of exogenous melatonin on sleep: a meta-analysis.. Read: Substrate breakdown · PubMed.
What we said before vs now
Before
Grade B
After
Grade B
reduces time to fall asleep; best for circadian timing
What this does not change
- Interaction profile for Melatonin — 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
Reuse under CC-BY 4.0 with attribution to evidencebased.info.
Plain-text citation
Substrate. Melatonin for sleep: B → B. https://evidencebased.info/changes/2026-07-16-melatonin-sleep-b-to-b. Updated 2026-07-16.
BibTeX
@misc{substrate_16melatoninsleepbtob,
author = {Substrate editorial},
title = {Melatonin for sleep: B → B},
year = {2026},
url = {https://evidencebased.info/changes/2026-07-16-melatonin-sleep-b-to-b},
note = {evidencebased.info}
}