A double-blind clinical safety study of noni fruit juice.

A safety study of TAHITIAN NONI Juice from Tahiti was conducted with ninety-six healthy volunteers. For 28 days, participants consumed one of four daily quantities of noni juice: 0 mL (placebo), 30 mL, 300 mL, or 750 mL. All daily dose formulations were standardized to 750 mL by making up any volume differences with the placebo.