The salmonellosis It's the most common foodborne illness. This isn't surprising, because for many years it was the most prevalent in Spain and the rest of the European Union. This led to the launch of prevention campaigns, especially during the 1980s and 1990s. These campaigns informed a large portion of the population about the relationship between this disease and eggs and raised awareness about the risks posed by preparations where this food was used raw or undercooked, such as homemade mayonnaise or undercooked tortillas, which some people reject and distrust, among other reasons due to the risk of salmonellosis.