Ingestion of 59 mL of Tahitian Noni® juice (mixture of noni juice and grape and blueberry juices) twice daily (118 mL daily total) for 30 days.

Ingestion of 59 mL of placebo (mixture of grape and blueberry juices and natural cheese flavor) twice daily (118 mL daily total) for 30 days.

Ingestion of 29.5 mL of Tahitian Noni® juice (mixture of noni juice and grape and blueberry juices) daily for 30 days.

Ingestion of noni juice, a source of iridoids, daily for 30 days.

LOOH and MDA-DNA adducts in lymphocytes immediately prior to intervention and at completion of intervention.

Adverse health events