Research · Narrative review
Comfrey: A Clinical Overview
What it found
Randomized trials of topical comfrey reduced pain and improved mobility in back pain, knee OA and ankle sprains, comparably to topical diclofenac.
- Design
- Narrative review
- Year
- 2012
- Population
- patients with back pain, knee OA, sprains
- Intervention
- topical comfrey root extract
- Outcome
- pain, mobility
- Journal
- Phytotherapy Research
Citation last checked 2026-06-21.