Cat’s claw is a popular herbal supplement derived from a tropical vine. Some evidence suggests that it may help boost your immune system and ease symptoms of osteoarthritis and rheumatoid arthritis.

Devil’s claw is an herb that gets its name from the appearance of its hook-covered fruit. The hooks attach to animals to spread seeds. Its botanical name is Harpagophytum, which means “hook plant” in ...

Devil’s claw supplements may be used as an alternative for treating arthritis and pain. But it may react with certain medications and worsen some health conditions like heart disorders or diabetes.