New evidence
Cucumber extract topped 35 other botanicals for knee pain in a meta-analysis — a finding the authors themselves call preliminary due to small samples.
This is the first systematic evidence to suggest cucumber extract might meaningfully improve knee osteoarthritis pain, but with only 285 total patients across all studies, it’s more of a signal for future research than a recommendation to start juicing.
A network meta-analysis of 36 randomized trials found that Cucumis sativus (cucumber) extract improved pain scores by about 6.7 points on a standardized scale — a moderate benefit that also extended to better knee function. However, the total number of patients who received cucumber extract in those trials was small, so this result needs replication before it can be considered reliable.
Where this fits in the evidence
This is among the first studies we've indexed on cucumber for Improved Pain Score — treat it as an early signal until more research accumulates.
The study
- Systematic Review
- n = 285
- 2025-10-07
- Frontiers in pharmacology
This is a plain-language summary of a research finding, not medical advice. Pillser surfaces research signals to help you decide what's worth investigating — always consult a qualified professional before changing what you take.