Study design
RECRUITMENT
This study was a randomised controlled trial in a virtual reality supermarket with two experimental arms: (1) no front-of-pack environmental labelling (no label condition) and (2) front-of-pack environmental labelling (environmental label condition). A 1:1 2-block randomisation sequence (for male and female) was generated before recruitment using the Random Allocation Software [Experimental design for the virtual reality tasks performed by the participants