Author-identified nudging interventions influencing dietary choices were reviewed.
Only 13 articles comprising 26 studies testing ‘priming’ and ‘salience’ nudges were identified.
Most studies were low levels of evidence and received poor or average quality ratings.
‘Priming’ and ‘salience’ nudges have mixed efficacy for influencing healthier choices.
A combination of ‘priming’ and ‘salience’ nudges influences healthier choices.