{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?sponsor=WW+International+Inc",
    "query": {
      "sponsor": "WW International Inc"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?sponsor=WW+International+Inc&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T18:28:58.232Z",
  "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": "NCT02417220",
      "title": "Weight Watchers Online 2015",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight",
        "Body Weight"
      ],
      "interventions": [
        {
          "name": "Weight Watchers Online 2015 Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Electronic Scale with Feedback",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "The Miriam Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 92,
      "start_date": "2015-04",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-03-29",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 2,
      "location_summary": "Providence, Rhode Island • Knoxville, Tennessee",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02417220"
    },
    {
      "nct_id": "NCT04992637",
      "title": "ClockWork Postpartum Weight Management Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Postpartum Weight Retention",
        "Weight Gain, Maternal"
      ],
      "interventions": [
        {
          "name": "ClockWork",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2021-07-30",
      "completion_date": "2023-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-11-03",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04992637"
    },
    {
      "nct_id": "NCT03572218",
      "title": "Psychological Intervention to Reduce Weight Bias Internalization",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stigmatization",
        "Obesity",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "BWL",
          "type": "BEHAVIORAL"
        },
        {
          "name": "BIAS",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 72,
      "start_date": "2018-04-10",
      "completion_date": "2019-10-18",
      "has_results": true,
      "last_update_posted_date": "2020-10-23",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03572218"
    },
    {
      "nct_id": "NCT00780468",
      "title": "A Pilot Study to Evaluate a Revised Method of Assessing Food in a Commercial Weight Management Program Format",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "Existing diet plan",
          "type": "BEHAVIORAL"
        },
        {
          "name": "New diet plan",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 134,
      "start_date": "2008-10",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2014-03-27",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00780468"
    },
    {
      "nct_id": "NCT04145466",
      "title": "The Personalized Nutrition Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "High-fat diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High-carbohydrate diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 145,
      "start_date": "2020-02-27",
      "completion_date": "2023-12-30",
      "has_results": true,
      "last_update_posted_date": "2025-01-30",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04145466"
    },
    {
      "nct_id": "NCT04302389",
      "title": "Single Arm Trial of a Multi-component Commercial Digital Weight Loss Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "myWW App, Virtual Workshops, and Private Facebook Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 153,
      "start_date": "2021-02-10",
      "completion_date": "2021-11-01",
      "has_results": true,
      "last_update_posted_date": "2025-08-07",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 1,
      "location_summary": "Storrs, Connecticut",
      "locations": [
        {
          "city": "Storrs",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04302389"
    },
    {
      "nct_id": "NCT05176626",
      "title": "Long-term Effectiveness of the Antiobesity Medication Phentermine",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity",
        "Obesity; Drug",
        "Lifestyle, Healthy"
      ],
      "interventions": [
        {
          "name": "Online Lifestyle Behavioral Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Phentermine Hydrochloride 8 MG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 870,
      "start_date": "2022-06-30",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Saint Louis Park, Minnesota • Winston-Salem, North Carolina + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Saint Louis Park",
          "state": "Minnesota"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Bellaire",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05176626"
    },
    {
      "nct_id": "NCT06315907",
      "title": "Development and Validation of a Brief Food Noise Questionnaire",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eating Behavior"
      ],
      "interventions": [
        {
          "name": "Responses to survey questions",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2024-04-25",
      "completion_date": "2024-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-11-24",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06315907"
    },
    {
      "nct_id": "NCT06470659",
      "title": "Medications With or Without WeightWatchers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "WW Clinic",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Michelle Cardel, PhD, MS, RD",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 101,
      "start_date": "2024-06-17",
      "completion_date": "2025-01-28",
      "has_results": false,
      "last_update_posted_date": "2025-04-03",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06470659"
    },
    {
      "nct_id": "NCT05143931",
      "title": "Avoid and Resist Strategies for Weight Management",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "Home food environment and grocery delivery (AVOID)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Inhibitory control training (RESIST)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "WW",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 503,
      "start_date": "2022-06-06",
      "completion_date": "2027-02-09",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-10-05T18:28:58.232Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05143931"
    }
  ]
}