. . . "Curcumin inhibits HIV in test tubes, though human trials are needed to determine if it has any usefulness for treating humans with this condition.41A preliminary trial in people with rheumatoid arthritis found curcumin to be somewhat useful for reducing inflammation and symptoms such as pain and stiffness.42 A separate double-blind trial found that curcumin was superior to placebo or phenylbutazon" . . . .