The 47th Annual Meeting of Society for Economic Botany, Folk Botanical Wisdom; Towards Global Markets. June 5-9, 2006. Final Program, page 71
Morinda citrifolia L. Noni has cholesterol lowering potential
Afa Kehaati Palu, Brett Justin West, Jarakae Jensen, Bing-nan Zhou.

Noni fruit juice was found to inhibit the enzyme HMG-CoA reductase in vitro. This enzyme is involved in the synthesis of cholesterol in humans. The observed inhibitory action may explain, in part, the mechanism behind the cholesterol lowering effect observed in a human clinical trial. (view the original abstract at http://www.econbot.org/_organization_/07_annual_meetings/meetings_by_year/2006/pdfs/SEB2006%20Program.pdf)