Turmeric for joint health: C → C

Merged additional source by Claude (gold-standard provenance sweep): a distinct, independently-verified paper ("The efficacy and safety of Curcuma longa extract and curcumin supplements on osteoarthritis: a systematic review and meta-analysis.", PMID 34017975) 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

The efficacy and safety of Curcuma longa extract and curcumin supplements on osteoarthritis: a systematic review and meta-analysis.. Read: Substrate breakdown · PubMed.

What we said before vs now

Before
Grade C
After
Grade C
modest, short-term pain relief in osteoarthritis in small studies

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. Turmeric for joint health: C → C. https://evidencebased.info/changes/2026-07-16-turmeric-joints-c-to-c. Updated 2026-07-16.
BibTeX
@misc{substrate_16turmericjointsctoc,
  author = {Substrate editorial},
  title  = {Turmeric for joint health: C → C},
  year   = {2026},
  url    = {https://evidencebased.info/changes/2026-07-16-turmeric-joints-c-to-c},
  note   = {evidencebased.info}
}