Due to its potent anabolic effects, Dianabol is classified as a controlled substance in many countries, making it illegal to use without a prescription. In the United States, for example, Dianabol is classified as a Schedule III controlled substance under the Anabolic Steroids Control Act. This legal status has not diminished its popularity, and it remains widely used by athletes and bodybuilders, dianabol tablets often obtained through the black market or online sources.