Dim 300 by SMNutrition is specially formulated for men. As an estrogen blocker, Dim is a powerful aromatase inhibitor. By supporting men's breakdown of excess estrogen, Diindolylmethane supports muscle building, prostate health, energy, and more. Every once-daily capsule of Dim 300 Complex for men contains 300mg of Dim, and each bottle contains a convenient 2-month supply.