Questionnaire on COVID pandemic influence at attitude and prevalence of plant-based food products consumption in Serbia

An anonymous online questionnaire that contained 16 open-ended and closed-ended questions was used to assess the influence of the COVID-19 pandemic on 1) eating behavior and dietary habits changes concerning various plant-based foods; 2) frequency of consumption of herbal teas and dietary supplements; 3) quantity of traditionally pickled plant-based food prepared for the winter period, and 4) the general attitude toward diet, plant-based food, natural products, and dietary supplements.