Devil’s Claw for Joint Support: Evidence & Safety
A botanical used in some joint formulas, including Joint Glide, with important safety considerations.
Quick take
Devil’s claw (Harpagophytum species) is a southern African plant whose root preparations are used in herbal products. Extracts may be standardized to compounds called harpagosides.
What matters most
Some research has explored devil’s claw for musculoskeletal discomfort, but formulations and evidence quality vary.
Related: How to choose a joint supplement · How to read a supplement label.
How to interpret the evidence
Botanical activity also means potential side effects and interactions should not be ignored. People taking medicines, managing medical conditions, pregnant or breastfeeding should seek professional advice before use.
Safety and practical considerations
Joint Glide currently lists 500 mg of organic devil’s claw powder. Powder and standardized extracts are not automatically equivalent.
Continue your research
Compare the ingredient evidence with the current Joint Glide formula, or return to our broader buying guide.
Read the Joint Glide reviewJoint supplement buying guideReferences & source notes
- Critical Nutrition Labs — Joint Glide product page (current label and merchant terms; recheck before purchase).
- U.S. FDA — Structure/Function Claims.
- U.S. FDA — Questions and Answers on Dietary Supplements.
- NCCIH — Glucosamine and Chondroitin for Osteoarthritis.