On February 22, 2019, during the national weightlifting championship, an educational seminar was conducted by the representatives from the National Anti-Doping Agency for the athletes and athlete support personnel. The agenda of the seminar was focused on informing the participants about the most relevant aspects in anti-doping. The following topics were presented: anti-doping rule violations, the list of prohibited substances and methods, the adverse effects of doping substances and sanctions imposed on athletes. In addition, the risks of adminitration of drugs and dietary supplements, along with the risk of unintentional use of doping were highlighted in the light of the principle of strict liability. At the same time, a comprehensive description of the doping control procedure, the whereabouts program and the therapeutic use exemptions were explained. During the event, athletes showed increased interest in the topics addressed, asking a lot of questions and suggestions. Finally, the participants received informative materials. In conclusion, we can say that the Weightlifting Federation strongly supports the fight against doping and the promotion of clean sport.