{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+Loss+Diet&page=3",
    "query": {
      "intervention": "Weight Loss Diet",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 893,
    "total_pages": 90,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+Loss+Diet&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+Loss+Diet&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T06:28:11.490Z",
  "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": "NCT05346575",
      "title": "Teaching Obesity Treatment Options to Adult Learners (TOTAL): A Multisite RCT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "Teaching Obesity Treatments to Adult Learners (TOTAL)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 440,
      "start_date": "2023-01-23",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 2,
      "location_summary": "West Los Angeles, California • Madison, Wisconsin",
      "locations": [
        {
          "city": "West Los Angeles",
          "state": "California"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05346575"
    },
    {
      "nct_id": "NCT05939973",
      "title": "A Feasibility Study for the Treatment of Primary Obesity Cross-over Arm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity, Primary"
      ],
      "interventions": [
        {
          "name": "g-Cath EZ Delivery Catheter with Snowshoe Suture Anchors",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "USGI Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "22 Years to 60 Years"
      },
      "enrollment_count": 3,
      "start_date": "2023-01-19",
      "completion_date": "2024-06-14",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05939973"
    },
    {
      "nct_id": "NCT03371368",
      "title": "Metabolism and Bariatric Surgery Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Roux-en-Y Gastric Bypass (RYGBP)",
          "type": "PROCEDURE"
        },
        {
          "name": "Sleeve Gastrectomy (SG)",
          "type": "PROCEDURE"
        },
        {
          "name": "Very Low Calorie Diet (VLCD)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 70,
      "start_date": "2017-10-16",
      "completion_date": "2023-04-24",
      "has_results": false,
      "last_update_posted_date": "2025-05-07",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03371368"
    },
    {
      "nct_id": "NCT06174389",
      "title": "ADAPT Study: Assessing Diet, Appetite and Physiology Throughout Weight Loss Study)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Behavioral Weight Loss Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "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": 90,
      "start_date": "2023-10-01",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-29",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06174389"
    },
    {
      "nct_id": "NCT00381160",
      "title": "Reducing Sugar-sweetened Beverage Consumption in Overweight Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Reduction of sugar-sweetened beverage consumption",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "13 Years to 17 Years"
      },
      "enrollment_count": 224,
      "start_date": "2006-09",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2012-08-10",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00381160"
    },
    {
      "nct_id": "NCT02656680",
      "title": "Facebook and Friends: Developing an Effective Online Social Network for Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Continuous Enrollment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Closed Enrollment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 134,
      "start_date": "2018-02-01",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2024-03-21",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 1,
      "location_summary": "Storrs, Connecticut",
      "locations": [
        {
          "city": "Storrs",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02656680"
    },
    {
      "nct_id": "NCT00472680",
      "title": "The Effect of Severe Weight Loss and Protein Intake on Bone",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Caloric restriction, high protein",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Caloric restriction; normal protein",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nutrition Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rutgers University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 5,
      "start_date": "2010-03",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2022-02-01",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00472680"
    },
    {
      "nct_id": "NCT04282603",
      "title": "Nutritional Strategies for Metabolic Health in Aging",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sarcopenic Obesity"
      ],
      "interventions": [
        {
          "name": "Weight Loss and Weight Maintenance",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "University of Alaska Fairbanks",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "60 Years to 80 Years"
      },
      "enrollment_count": 6,
      "start_date": "2019-04-18",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-04-14",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 1,
      "location_summary": "Fairbanks, Alaska",
      "locations": [
        {
          "city": "Fairbanks",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04282603"
    },
    {
      "nct_id": "NCT06023537",
      "title": "Using Technology to Investigate Lapses in a Weight Loss Program Among Individuals With Overweight and Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Behavioral weight loss program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Williams College",
      "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": 119,
      "start_date": "2023-07-11",
      "completion_date": "2025-08-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 1,
      "location_summary": "Williamstown, Massachusetts",
      "locations": [
        {
          "city": "Williamstown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06023537"
    },
    {
      "nct_id": "NCT02368002",
      "title": "BestFIT: a Personalized Weight Loss Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Behavioral weight loss therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portion-controlled meals",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Acceptance-based treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "HealthPartners Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 468,
      "start_date": "2015-05",
      "completion_date": "2019-06",
      "has_results": true,
      "last_update_posted_date": "2021-12-03",
      "last_synced_at": "2026-10-02T06:28:11.490Z",
      "location_count": 1,
      "location_summary": "Bloomington, Minnesota",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02368002"
    }
  ]
}