{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+loss+diet&page=15",
    "query": {
      "intervention": "Weight loss diet",
      "page": 15
    },
    "page_size": 10
  },
  "pagination": {
    "page": 15,
    "page_size": 10,
    "total_count": 893,
    "total_pages": 90,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+loss+diet&page=16&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+loss+diet&page=14&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T17:56:09.814Z",
  "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": "NCT05156762",
      "title": "Total Joint Arthroplasty (TJA) Weight Loss Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Hip",
        "Osteoarthritis, Knee",
        "Obesity, Morbid"
      ],
      "interventions": [
        {
          "name": "Bariatric surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Medical weight loss",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient research surveys",
          "type": "OTHER"
        },
        {
          "name": "Total joint arthroplasty (TJA)",
          "type": "PROCEDURE"
        },
        {
          "name": "Usual standard of care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2022-10-03",
      "completion_date": "2025-09-07",
      "has_results": false,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05156762"
    },
    {
      "nct_id": "NCT05930483",
      "title": "Remotely Delivered, Community-Aligned Weight Loss Interventions Among Breast Cancer Survivors, ¡Vida! Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "¡Vida! program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "¡Vida! Plus [¡Vida! + Experiential Learning (EL)]",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Coaching",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mailed Toolkits",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "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": 640,
      "start_date": "2025-04-08",
      "completion_date": "2028-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05930483"
    },
    {
      "nct_id": "NCT01537796",
      "title": "Comparison of a Technology-based System and an In-person Behavioral Weight Loss Intervention in the Severely Obese",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "In-Person weight loss",
          "type": "BEHAVIORAL"
        },
        {
          "name": "FIT weight loss",
          "type": "BEHAVIORAL"
        },
        {
          "name": "FIT-BT weight loss",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 39,
      "start_date": "2012-02",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2015-08-05",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01537796"
    },
    {
      "nct_id": "NCT00532779",
      "title": "A Study of the Safety and Efficacy of Two Doses of Naltrexone SR/Bupropion SR and Placebo in Overweight and Obese Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "Naltrexone SR 16 mg/Bupropion SR 360 mg /day",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone SR 32 mg/Bupropion SR 360 mg /day",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ancillary therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Orexigen Therapeutics, Inc",
      "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": 1742,
      "start_date": "2007-10",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2014-11-21",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 34,
      "location_summary": "Birmingham, Alabama • Fairhope, Alabama • Chandler, Arizona + 28 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00532779"
    },
    {
      "nct_id": "NCT02431676",
      "title": "Survivorship Promotion In Reducing IGF-1 Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Prostate Cancer",
        "Lung Cancer",
        "Colon Cancer",
        "Melanoma of Skin",
        "Endometrial Cancer",
        "Liver Cancer",
        "Pancreatic Cancer",
        "Rectal Cancer",
        "Kidney Cancer",
        "Other Solid Malignant Tumors"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Coach Directed Behavioral Weight Loss",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-control weight loss",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 121,
      "start_date": "2015-05",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2024-08-28",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02431676"
    },
    {
      "nct_id": "NCT00463489",
      "title": "Lifestyle Intervention Study in Adjuvant Treatment of Early Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Lifestyle intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mail-based",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ontario Clinical Oncology Group (OCOG)",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 338,
      "start_date": "2007-08",
      "completion_date": "2018-06",
      "has_results": false,
      "last_update_posted_date": "2018-09-26",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 4,
      "location_summary": "Torrance, California • Boston, Massachusetts • Seattle, Washington",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00463489"
    },
    {
      "nct_id": "NCT04217850",
      "title": "microRNA Testing for Identification of Personalized Weight Management",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "250 kcal Dietary Energy Restriction",
          "type": "OTHER"
        },
        {
          "name": "Aerobic Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "North Dakota State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 26,
      "start_date": "2020-01-13",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-05-31",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04217850"
    },
    {
      "nct_id": "NCT06517459",
      "title": "Cultural Modification of an Evidence Based Healthy Lifestyle Intervention for People Post Stroke Who Identify as Hispanic/Latino",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Group Lifestyle Balance",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 24,
      "start_date": "2025-05-19",
      "completion_date": "2026-10-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06517459"
    },
    {
      "nct_id": "NCT06623669",
      "title": "A Mobile Intervention to Reduce Pain and Improve Health-III",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Pain",
        "Osteoarthritis",
        "Obesity and Overweight",
        "Inactivity"
      ],
      "interventions": [
        {
          "name": "MORPH",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Measurement Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2025-08-14",
      "completion_date": "2029-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06623669"
    },
    {
      "nct_id": "NCT02136290",
      "title": "Prepackaged Foods to Promote Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obese"
      ],
      "interventions": [
        {
          "name": "Prepackaged meals",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "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": 184,
      "start_date": "2014-05",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2015-08-21",
      "last_synced_at": "2026-10-15T17:56:09.814Z",
      "location_count": 2,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02136290"
    }
  ]
}