Supermarket Labelling and Taxation Study
Recruiting now · Not applicable
Conditions studied: Nutrition Labeling, Tax Policy
In brief
Participants will be assigned to one of four conditions: (i) nutrient warning labelling and no taxation, (ii) nutrient warning labelling and taxation, (iii) current traffic light labelling and taxation or (iv) a control condition (current traffic light labelling and no taxation). Participants will complete a food ordering task using a simulated online supermarket resembling a major UK retailer (Tesco), before purchasing their selected items for delivery/collection via the retailer. Food choices will be recorded, and participants will self-report intake of purchased food items.
Key facts
- Study ID
- NCT07339982
- Run by
- University of Liverpool
- People needed
- 600
- Starts
- 2026-02-02
- Expected to finish
- 2026-08-01
- Last updated by the study team
- 2026-05-06
Who can join
Age: 18 and older. Sex: any. Healthy volunteers: accepted.
You may qualify if…
- Are a UK resident
- Are aged 18 years and above
- Are fluent in English
- Have access to a laptop/desktop computer with internet access
- Are willing to order, pay for, and eat a ready meal from Tesco for an evening meal
- Can access Home Delivery/Whoosh/Click \& Collect from Tesco
- Do not have any major dietary restrictions (e.g., vegetarian, vegan, gluten-free)
- Are not on any medication which affects appetite
- Do not have a current or past eating disorder diagnosis
Where it is running
- Online (UK-wide) - Qualtrics — Liverpool, United Kingdom (enrolling)
Full record on ClinicalTrials.gov
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