[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100633810":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":25,"centralContacts":30,"locations":36,"responsibleParty":52,"collaborators":18,"id":56,"slug":57,"hasResults":58,"nctId":59,"briefTitle":60,"officialTitle":61,"acronym":18,"eligibilityCriteria":62,"healthyVolunteers":63,"sex":64,"minAge":65,"maxAge":18,"enrollmentInfo":66,"targetDuration":18,"studyType":69,"phases":70,"briefSummary":72,"conditions":73,"keywords":76,"overallStatus":79,"whyStopped":18,"lastUpdateSubmitDate":80,"lastUpdatePostDateStruct":81,"startDateStruct":84,"completionDateStruct":86,"leadSponsor":88,"locationsCount":89},{"fullName":5,"class":6},"Zhejiang Chinese Medical University","OTHER_GOV",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Food purchased with carbon and calorie labels.","EXPERIMENTAL","Participants in this arm will select their meals from designated cafeteria windows where food items display dual labels combining carbon footprint color-coding (Green=Low, Yellow=Medium, Red=High carbon emissions per 100g) and explicit calorie values (kcal per 100g). The intervention lasts 4 weeks, preceded by a 2-week baseline period and followed by a 2-week follow-up period without labels. Meal selections will be recorded daily via photo uploads.",[13],"Behavioral: Carbon and Calorie label",{"label":15,"type":16,"description":17,"interventionNames":18},"Control","NO_INTERVENTION","Participants in this arm will select their meals from designated cafeteria windows where no carbon or calorie labels are displayed. The menu offerings, pricing, and food placement remain identical to the intervention arm. Meal selections will be recorded daily via photo uploads throughout the 2-week baseline, 4-week observation period, and 2-week follow-up phase",null,[20],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":18},"BEHAVIORAL","Carbon and Calorie label","Participants are exposed to carbon footprint and calorie information presented on labels attached to serving trays in a university cafeteria. The labels use visual cues (e.g., traffic-light colors) to indicate environmental impact and energy content of food items at the point of selection.",[9],[26],{"name":27,"affiliation":28,"role":29},"Lina Zhang, Ph.D","School of Public Health, Zhejiang Chinese Medical University","PRINCIPAL_INVESTIGATOR",[31],{"name":32,"role":33,"phone":34,"phoneExt":18,"email":35},"Cun Lin","CONTACT","+8618190275899","202312210602027@zcmu.edu.cn",[37],{"facility":38,"status":18,"city":39,"state":40,"zip":41,"country":42,"countryCode":43,"cosmosGeoPoint":44,"geoPoint":49,"contacts":50},"Zhejiang Chinese Medicine University","Hangzhou","Zhejiang","310000","China","CN",{"type":45,"coordinates":46},"Point",[47,48],120.16142,30.29365,{"lat":48,"lon":47},[51],{"name":32,"role":33,"phone":34,"phoneExt":18,"email":35},{"type":53,"investigatorFullName":54,"investigatorTitle":55,"investigatorAffiliation":5,"oldNameTitle":18,"oldOrganization":18},"SPONSOR_INVESTIGATOR","Lina Zhang","associate professor","100633810","dual-label-intervention-to-promote-low-carbon-and-healthy-food-choices-in-a-university-cafeteria-100633810",false,"NCT07531524","Dual-Label Intervention to Promote Low-Carbon and Healthy Food Choices in a University Cafeteria","A Dual-Label Intervention to Promote Low-Carbon and Healthy Food Choices in a University Cafeteria.","Inclusion Criteria:\n\n* Students enrolled at the university\n* Regularly purchase food in the university cafeteria\n* Aged ≥18 years\n\nExclusion Criteria:\n\n* Individuals aged \\\u003C18 years\n* Individuals who do not regularly purchase food in the university cafeteria\n* Individuals unable to participate throughout the study period",true,"ALL","18 Years",{"count":67,"type":68},200,"ESTIMATED","INTERVENTIONAL",[71],"NA","This study aims to evaluate whether a dual-label intervention, combining carbon -coded footprint color labels and calorie information, can promote low-carbon and healthier food choices among university students in a real-world cafeteria setting. A randomized controlled trial will be conducted with approximately 200 participants, who will be assigned to either an intervention group (with labels) or a control group (without labels). The study a consists of 2-week baseline period, a 4-week intervention period, and a 2-week a follow-up period. The primary outcome is the mean carbon footprint level of selected meals, and secondary outcomes include nutritional quality, body composition, and changes in environmental and health awareness.",[74,75],"Eating Behavior","Dietary Behavior",[77,78],"Carbon label","Calorie label","NOT_YET_RECRUITING","2026-04-15",{"date":82,"type":83},"2026-04-21","ACTUAL",{"date":85,"type":68},"2026-05",{"date":87,"type":68},"2026-07",{"name":54,"class":6},1]