Randomisation will be done automatically by Trial Deck, a clinical trial management platform. Participants will use the clinical trials

Piloting and testing the impact of a digital healthy eating intervention on young adults in Jamaica and the UK

This study looks at how digital tools, like WhatsApp and supermarket vouchers, can help young adults in the UK and Jamaica eat healthier. It's for 18-25 year olds who use social media for food content and aims to improve their diet quality.