{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Traffic+Light+Labels",
    "query": {
      "intervention": "Traffic Light Labels"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Traffic+Light+Labels&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T07:21:30.721Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT04256551",
      "title": "Effects of a Novel Machine Learning Mobile App on Diet Adherence in Individuals Following the Low Fodmap Diet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "IBS - Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Heali mobile application + Registered Dietitian",
          "type": "OTHER"
        },
        {
          "name": "Heali mobile application",
          "type": "OTHER"
        },
        {
          "name": "Standard Dietary Education",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Arizona State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 58,
      "start_date": "2020-01-23",
      "completion_date": "2020-06-01",
      "has_results": false,
      "last_update_posted_date": "2020-07-08",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04256551"
    },
    {
      "nct_id": "NCT06260176",
      "title": "Vending Labeling Sales and Intercepts Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Preferences",
        "Obesity",
        "Weight Gain"
      ],
      "interventions": [
        {
          "name": "exposure to healthy labels only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "exposure to healthiness information",
          "type": "BEHAVIORAL"
        },
        {
          "name": "exposure to physical activity equivalents",
          "type": "BEHAVIORAL"
        },
        {
          "name": "exposure to sweetened beverage tax messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1065,
      "start_date": "2019-02-01",
      "completion_date": "2020-03-12",
      "has_results": false,
      "last_update_posted_date": "2024-02-15",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06260176"
    },
    {
      "nct_id": "NCT01626729",
      "title": "Facts-Up-Front Versus Traffic-Light Food Labels",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Labeling"
      ],
      "interventions": [
        {
          "name": "Traffic Light+",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Facts Up Front+",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No label control group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 703,
      "start_date": "2011-05",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2012-06-25",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01626729"
    },
    {
      "nct_id": "NCT06909019",
      "title": "MENU Study: Online Experiment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Selection"
      ],
      "interventions": [
        {
          "name": "Control (QR) Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low Climate Impact Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High Climate Impact Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Traffic Light Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Climate Grade Labels",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6294,
      "start_date": "2025-04-01",
      "completion_date": "2025-04-23",
      "has_results": false,
      "last_update_posted_date": "2025-05-29",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06909019"
    },
    {
      "nct_id": "NCT05212155",
      "title": "RYSE Family-based Behavioral Treatment for Childhood Obesity",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity, Childhood"
      ],
      "interventions": [
        {
          "name": "family-based behavioral treatment (FBT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "5 Years to 12 Years"
      },
      "enrollment_count": 108,
      "start_date": "2022-01-31",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2024-07-29",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 2,
      "location_summary": "Joplin, Missouri • Kansas City, Missouri",
      "locations": [
        {
          "city": "Joplin",
          "state": "Missouri"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05212155"
    },
    {
      "nct_id": "NCT01990508",
      "title": "Randomized Trial of Financial Incentives to Reduce Sugar-sweetened Beverage Purchases by Low-income, Latino Families",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity Prevention"
      ],
      "interventions": [
        {
          "name": "Targeted beverage education and financial incentives",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Traffic-light labeling of all beverages in store",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 216,
      "start_date": "2014-01",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2015-10-06",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01990508"
    },
    {
      "nct_id": "NCT06516627",
      "title": "Front-of-Package Nutrition Labels",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nutrition",
        "Food Selection",
        "Food Preferences",
        "Dietary Habits",
        "Healthy Diet"
      ],
      "interventions": [
        {
          "name": "Positive Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spectrum Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "FDA High In Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "FDA Traffic Light Labels",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Harvard Pilgrim Health Care",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5638,
      "start_date": "2024-10-31",
      "completion_date": "2024-11-21",
      "has_results": false,
      "last_update_posted_date": "2024-12-16",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06516627"
    },
    {
      "nct_id": "NCT05854212",
      "title": "Behavioral Economics to Implement Nutrition Ranking in Food Pantries",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Insecurity",
        "Dietary Quality",
        "Behavioral Economics",
        "Implementation Science"
      ],
      "interventions": [
        {
          "name": "Behavioral economics-enhanced user interface",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 364,
      "start_date": "2027-01-01",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-02",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05854212"
    },
    {
      "nct_id": "NCT07536126",
      "title": "Testing Non-Nutrition Menu Labels on Food Selections",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Selection"
      ],
      "interventions": [
        {
          "name": "Control (QR) Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low Environmental Harm Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High Environmental Harm Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Environmental Harm Traffic Light Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Environmental Grade Labels",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7000,
      "start_date": "2026-04-13",
      "completion_date": "2026-05-04",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07536126"
    },
    {
      "nct_id": "NCT04011384",
      "title": "A Trial of Behavioral Economic Interventions Among Food Pantry Clients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Preferences"
      ],
      "interventions": [
        {
          "name": "Behavioral economic intervention of online purchasing at a food pantry",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 286,
      "start_date": "2019-07-05",
      "completion_date": "2022-12-21",
      "has_results": true,
      "last_update_posted_date": "2024-02-29",
      "last_synced_at": "2026-09-04T07:21:30.721Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04011384"
    }
  ]
}