Level of understanding and consumption of ultra-processed food in a Mediterranean population: A cross-sectional study

Since the population may not be aware of ultra-processed food (UPF) consumption as a result of ignorance or non-recognition, this study aimed to ascertain the main characteristics of subjects regarding their knowledge of different easily acquired foods through a questionnaire in Google Forms format with 52 questions. Secondary objectives were to determine whether the profile of UPF consumers can be defined based on sex, age, sociodemographic factors, and lifestyle. Responses were received from 1037 participants from a convenience sample; of these, 83 (8.0%) were sporadic or non-users, and 954 (92.0%) were frequent UPF consumers. The participants of the upper tertile correctly matched >12 food items, those of the medium tertile matched 12–9 items, and those of the lower tertile matched