Evidence Guide
What does the research actually show about CBD for arthritis?
The clinical evidence is mostly negative. Many people report benefit. This guide presents both — and everything else you need to make an informed decision.
What you'll find here
Start here
Can CBD interact with your medications?
The most-cited safety concern in the research. CBD affects enzymes that process about 60 out of 100 prescription drugs, including blood thinners, statins, and blood pressure medications.
Does CBD help arthritis pain?
Three clinical trials, one large review, and what "very low certainty" actually means.
Is CBD safe?
Side effects, liver concerns, and why no one has studied CBD in people over 55.
How does CBD compare?
CBD vs. physical therapy, NSAIDs, duloxetine, and 6 other supplements — equal scrutiny applied.
What do users actually report?
Surveys say it helps. Trials say it doesn't. Both are true. Here's why.
How to evaluate a product
No government agency tests CBD. A step-by-step guide to doing it yourself.
What does it cost?
$38 to $150+ per month, never covered by insurance, with no known stopping point.
Is it legal?
Legal now — but major changes take effect November 2026.
How this guide was made
Primary sources only
systematic reviews, randomized controlled trials, and institutional guidelines. Over 250 sources. Every claim rated using GRADE framework.
Honest about the evidence
The clinical evidence for CBD and arthritis is mostly negative. We say so clearly — and explain why people still report benefit.
No advertising
No display ads, affiliate links, sponsored content, or financial relationship with any CBD company.
Full methodology and source list — including what could not be directly verified and why.