Collaboration for healthier lives, France

Grocery store interventions to improve the nutritional quality of food purchases in a field setting. A controlled before and after real-life study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN17437572

Enrollment

100000

Registered

2019-05-18

Start date

2019-05-20

Completion date

Unknown

Last updated

2021-08-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Volunteer Not Applicable

Interventions

A total of five conditions are tested: 1. A group of stores with shopping carts with specially-designed posters placed in the front part of the cart to nudge consumers to reach the Pub

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Customers enrolled in the loyalty program of the test and control grocery stores of the participating retailer

Exclusion criteria

Exclusion criteria: 1. No data will be collected on the purchases of minors

Design outcomes

Primary

Measure	Time frame
Nutritional quality of the basket of supermarket food purchases: 1. Quantity of fruits and vegetables purchased, and 2. Quantity-weighted nutrition quality of their basket of purchases, measured using the Ofcom/FSA nutrient profile At baseline (before the intervention), and at the following time points: 31/08/2019, 31/12/2019 and 30/06/2020.	—

Secondary

Measure	Time frame
Consumers awareness and behavioral intentions to engage in healthier behaviors measured using an online questionnaire sent to the loyalty cardholders at baseline and at the following times: 15/06/2019, 15/10/2019, 15/02/2020, 15/06/2020.	—

Countries

France

Contacts

Public ContactSharon Bligh

s.bligh@theconsumergoodsforum.com00331 82 00 95 95

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026