Funct. Food Health Dis. 2011, 1, 75–90.
Morinda citrifolia L. (noni) improves the quality of life in adults with osteoarthritis.
Wang M.Y., Lutfiyya M.N., Weidenbacher-Hoper V., Peng L., Lipsky M.S., Anderson G.

Osteoarthritis patients that drank 3 fl. oz. of Tahitian Noni Juice per day for 90 days had significant improvements in quality of life scores—these include mobility, walking and bending, hand, finger, and arm functions, household tasks, social activity, arthritis pain, work ability, level of tension, and mood scores. The patients also reported taking less over-the-counter pain relievers.  Further, high-sensitivity C reactive protein, an inflammatory biomarker, was reduced by 10%. (available online at