The goal of this bachelor thesis was to inform the public about the basic concepts that are closely related to nutrition, quality and food safety. Description of institutions involved in compliance with food safety legislation. Food safety and quality are essential characteristics that the final consumer expects from food. All foods that have been placed on the market should comply with all safety factors and legislative standards. The work also mentions information related to the implementation of sports activities and its impact on human health. In the last chapter, we will find information on genetically modified organisms, which serves primarily the public to confirm that the European Union and food safety organizations are doing everything we can to ensure that we, as final consumers, receive the safest possible food and so that we do not have to worry that food will damage your health.