[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100652094":3},{"organization":4,"armGroups":7,"interventions":25,"overallOfficials":39,"centralContacts":44,"locations":31,"responsibleParty":50,"collaborators":53,"id":57,"slug":58,"hasResults":59,"nctId":60,"briefTitle":61,"officialTitle":62,"acronym":31,"eligibilityCriteria":63,"healthyVolunteers":64,"sex":65,"minAge":66,"maxAge":67,"enrollmentInfo":68,"targetDuration":31,"studyType":71,"phases":72,"briefSummary":74,"conditions":75,"keywords":31,"overallStatus":82,"whyStopped":31,"lastUpdateSubmitDate":83,"lastUpdatePostDateStruct":84,"startDateStruct":87,"completionDateStruct":89,"leadSponsor":91,"locationsCount":31},{"fullName":5,"class":6},"Stanford University","OTHER",[8,14,19],{"label":9,"type":10,"description":11,"interventionNames":12},"Counter-marketing messages","EXPERIMENTAL","Participants will view a 10-week Instagram-delivered counter-marketing campaign exposing deceptive and harmful marketing practices used by food companies to sell sugary drinks and processed snack foods. Messages are drawn from those identified as most promising in prior message-development research and are targeted to values important to young adults (e.g., autonomy, respect).",[13],"Behavioral: Counter-marketing",{"label":15,"type":10,"description":16,"interventionNames":17},"Health education messages","Participants will view a 10-week Instagram-delivered health education campaign about the health consequences of sugary drinks and processed snack foods. Messages are adapted from existing public health campaigns about these foods.",[18],"Behavioral: Health education",{"label":20,"type":21,"description":22,"interventionNames":23},"Control (neutral) messages","ACTIVE_COMPARATOR","Participants will view a 10-week Instagram-delivered campaign about fire and home safety, a topic unrelated to diet. Messages are adapted from existing public health campaigns about these issues.",[24],"Behavioral: Control (neutral) messages",[26,32,36],{"type":27,"name":28,"description":29,"armGroupLabels":30,"otherNames":31},"BEHAVIORAL","Counter-marketing","Participants will receive messages focused on exposing and undermining deceptive, harmful, or misleading marketing practices used by food companies to sell unhealthy foods. Messages are delivered via Instagram posts.",[9],null,{"type":27,"name":33,"description":34,"armGroupLabels":35,"otherNames":31},"Health education","Participants will receive messages about the health consequences of sugary drinks and processed snack foods. Messages are delivered via Instagram posts.",[15],{"type":27,"name":20,"description":37,"armGroupLabels":38,"otherNames":31},"Participants will receive messages describing neutral topic unrelated to food (fire and home safety). Messages are delivered via Instagram posts.",[20],[40],{"name":41,"affiliation":42,"role":43},"Anna H. Grummon","Stanford School of Medicine","PRINCIPAL_INVESTIGATOR",[45],{"name":46,"role":47,"phone":48,"phoneExt":31,"email":49},"Amanda Food Policy Lab Study Team","CONTACT","408-598-2672","foodpolicylab@stanford.edu",{"type":43,"investigatorFullName":51,"investigatorTitle":52,"investigatorAffiliation":5,"oldNameTitle":31,"oldOrganization":31},"Anna Grummon","Assistant Professor",[54],{"name":55,"class":56},"National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)","NIH","100652094","evaluating-food-messaging-campaigns-for-young-adults-100652094",false,"NCT07768488","Evaluating Food Messaging Campaigns for Young Adults","Evaluating a Counter-marketing Campaign to Improve Diet Quality Among Young Adults","Inclusion Criteria:\n\n* 18-29 years old\n* Reside in the US\n* Speak English\n* Use Instagram 3-4 times per week or more\n* Consume sugary drinks 5-6 times per week or more and consume sweet and salty snacks 5-6 times per week or more\n\nExclusion Criteria:\n\n* Younger than 18 years or older than 29 years\n* Do not reside in the US\n* Do not speak English\n* Use Instagram less than 3-4 times per week\n* Consume sugary drinks less than 5-6 times per week or consume sweet and salty snacks less than 5-6 times per week",true,"ALL","18 Years","29 Years",{"count":69,"type":70},750,"ESTIMATED","INTERVENTIONAL",[73],"NA","This study aims to determine whether online social media campaigns improve diet quality among young adults. Young adults will be exposed to one of three social media campaigns.",[76,77,78,79,80,81],"Social Media","Diet Quality","Diet Intervention","Communication","Young Adults","Nutrition","NOT_YET_RECRUITING","2026-08-14",{"date":85,"type":86},"2026-08-17","ACTUAL",{"date":88,"type":70},"2027-09",{"date":90,"type":70},"2029-04",{"name":5,"class":6}]