Nature's Way Estrobalance supports healthy estrogen metabolism with an absorbable BR-DIM complex. Supports a favorable balance of estrogens, supports premenstrual breast comfort, and suppports prostate function. DIM is a phytonutrient found in cruciferous vegetables like Brussels sprouts, broccoli, and cabbage. Indolplex and BR-DIM is a proprietary, enhanced bioavailability complex containing Diindolylmethane.