A Dietary SupplementUltra Indinol Plus, 60 Capsules, Douglas Laboratories Indole-3-carbinol is a member of the class of sulfur-containing chemicals called glucosinolates. Indole-3-carbinol acts as an antioxidant, can stimulate natural detoxification enzymes and supports normal hormone metabolism. In the body, Indole-3-carbinol can be broken down into diindolylmethane (DIM), another indole compound that also has similar health benefits. Cruciferous vegetables, broccoli and cauliflower, offer protective sulforophane compounds known for their ability to induce protective detoxifying enzymes.