Diindolylmethane (DIM) is a major digestive product of indole-3-carbinol, a potential anticancer component of cruciferous vegetables. At the present time, DIM is used to treat Recurring Respiratory Papillomatosis, a rare respiratory disease with tumors in the upper respiratory tracts caused by the Human Papilloma Virus. In addition, DIM is in Phase III clinical trials for Cervical dysplasia, a pre-cancerous condition also caused by the Human Papilloma Virus.