Participants will be asked to make hypothetical food choices in an online simulation study of an OOH delivery app. This study will be a three-arm randomised controlled design, with intervention type as the 3-level grouping variable (Nutri-score labelling vs. Nutri-score labelling with educational intervention vs. no labelling).
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Healthiness of selected meal
Timeframe: Day 1 of 1: Food orders (item names, energy content, UK Nutrient Profiling Model scores) will be recorded immediately after the baseline questionnaire. The recorded information will be used to calculate weighted NPM scores.
Nutri-score label of selected food items
Timeframe: Day 1 of 1: Food orders (item names, NS values) will be recorded immediately after the baseline questionnaire when participants select their food orders.