Two observational studies examining the effect of a social norm and a health message on the purchase of vegetables in student canteen settings

This 2020 study tries to address the limited evidence on the effect of social contexts on people’s food choice. This experiment tested the extent to which disadvantageous social contexts influence food choice in healthy, non-dieting participants. Three established experimental methods were used to create social contexts such as giving the subjects varying amounts of money […]

In this 2017 study, a poster featuring a social norms-based message was placed in restaurants in the United Kingdom to assess what impact it has on purchases of vegetable-containing meals and whether an increase in sales can be sustained. The intervention phase, where the posters containing social norm messages relaying information about vegetable purchases at […]