Testrol Gold ES is GAT’s speciality men’s testosterone booster. This advanced formula naturally supports male performance, endurance, strength and testosterone, with the added benefit of hormone regulators. Contains DIM, short for 3,3’– diindolylmethane, a compound from indole-3-carbinol (I3C), a phytonutrient that offers estrogen balance support for men. DIM supports the activity of specific enzymes that support normal estrogen ratios that optimize testosterone hormone levels.