App aims to boost veggie intake with tailored feedback

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Healthy males and females, age at start of the study ≥ 18 and ≤ 45 years; * Non-rejectors of Knorr (due to the recipes in the PDP application); * Currently cooking or intending to cook (\*themselves or partner) at least one main meal at home for at least five days a week; * Indicated desire to eat more vegetables; * In possession of an Android or iOS-based smartphone; * Willing to use an app to receive information and log all meals daily; * Currently using or willing to use a smartwatch; * Able to provide informed consent. Exclusion Criteria: * High reported baseline veg intake (participants need to self-report less than 50% of the UK rec / self-reported intake above the UK adult average (206 g/2.6 servings)); * Reported participation in another nutritional or biomedical trial within 1 month before the screening or during the study; * Planned frequent travel (\>2/month) and travel to countries with time zone \>GMT +04:00 during the study period; * Habitual consumption of \>14 units (female participants) and \>21 units (male participants) alcoholic drinks in a typical week; * Reported start or change in use of any nicotine containing products directly preceding the study or during the study itself; * If female, is pregnant (or has been pregnant during the last \<3 months) or will be planning pregnancy during the study period; * If female, is lactating or has been lactating in the 6 weeks before screening and/or during the study period; * Reported dietary habits: medically prescribed diet, slimming diet, any condition or self-prescribed diet that restricts consumption of vegetables, not used to eating at least 3 meals a day; * Reported body mass loss/gain (\>5%) in the last 3 months before the study. Self-reported history of major depressive disorders and/or current use antidepressive/antianxiety medication; * Clinically diagnosed sleep disorders and/or use prescribed sleep medication. Taking medication (including traditional medicines and or dietary supplements) which may pose undue personal risk or introduce bias into study measurements, as judged by the PI; * An allergy to adhesives, which would prevent proper attachment of the CGM; * Being an employee of any company developing personalised diet applications, including Salus Optima or Unilever.