NCT07423845

Nutri-score Labels on the Nutritional Quality of Out-of-home Food Selection

The Impact of Nutri-score Labels on the Nutritional Quality of Out-of-home Food Selection in a Delivery Platform Setting: An Online Randomised Controlled Trial

• Status: Recruiting
• Phase: N/A
• Study type: Interventional
• Enrollment: 870 (estimated)
• Sponsor: University of Liverpool · Academic / Other
• Sex: All
• Age: 18 Years
• Healthy volunteers: Accepted

Summary

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).

Conditions

• Overconsumption
• Obesity

Interventions

Type	Name	Description
BEHAVIORAL	Labelling condition - Calorie labelling	Participants will be asked to choose a meal through a virtual delivery app where four outlets are presented. Participants will be provided with a menu with calorie labelling.
BEHAVIORAL	Labelling condition - Nutri-score labelling	Participants will be asked to choose a meal through a virtual delivery app where four outlets are presented. Participants will be given menus with calorie and Nutri-score labelling.
BEHAVIORAL	Labelling condition: Nutri-score labelling + educational intervention	Participants will be asked to choose a meal through a virtual delivery app where four outlets are presented. Participants will be given menus with calorie and Nutri-score labelling. Prior to selecting their meal, participants will be asked to read an article about Nutri-score.

Timeline

• Start date: 2025-12-08
• Primary completion: 2026-03-06
• Completion: 2026-03-06
• First posted: 2026-02-20
• Last updated: 2026-02-20

Locations

1 site across 1 country: United Kingdom