Vitamin D for mood: C → C
Merged additional source by Claude (gold-standard provenance sweep): a distinct, independently-verified paper ("Association Between Low Vitamin D Levels and Depression: A Systematic Review and Meta-Analysis.", PMID 42338858) 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
Association Between Low Vitamin D Levels and Depression: A Systematic Review and Meta-Analysis.. Read: Substrate breakdown · PubMed.
What we said before vs now
Before
Grade C
After
Grade C
small mood benefit, mostly in people who are deficient
What this does not change
- Interaction profile for Vitamin D — 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. Vitamin D for mood: C → C. https://evidencebased.info/changes/2026-07-16-vitamin-d-mood-c-to-c. Updated 2026-07-16.
BibTeX
@misc{substrate_0716vitamindmoodctoc,
author = {Substrate editorial},
title = {Vitamin D for mood: C → C},
year = {2026},
url = {https://evidencebased.info/changes/2026-07-16-vitamin-d-mood-c-to-c},
note = {evidencebased.info}
}