{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+loss+diet&page=20",
    "query": {
      "intervention": "Weight loss diet",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 893,
    "total_pages": 90,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+loss+diet&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weight+loss+diet&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T06:26:16.470Z",
  "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": "2026-10-15T06:26:16.470Z",
      "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": "NCT00928005",
      "title": "Evaluating the Effects of a Diet and Exercise Program in People With Type 2 Diabetes or Prediabetes: (The SHAPE3 Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overweight",
        "Obesity",
        "Type 2 Diabetes",
        "Prediabetes"
      ],
      "interventions": [
        {
          "name": "Weight loss diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Weight loss diet plus exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 77,
      "start_date": "2009-07",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2013-04-04",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00928005"
    },
    {
      "nct_id": "NCT03174769",
      "title": "Impact of Protein Quantity Within the USDA Healthy Style Eating Pattern on Sleep",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Body Composition"
      ],
      "interventions": [
        {
          "name": "Normal protein",
          "type": "OTHER"
        },
        {
          "name": "High protien",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "35 Years to 69 Years"
      },
      "enrollment_count": 71,
      "start_date": "2017-05-01",
      "completion_date": "2019-10-30",
      "has_results": false,
      "last_update_posted_date": "2019-12-20",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03174769"
    },
    {
      "nct_id": "NCT07563855",
      "title": "An Open Label Direct-to-Consumer Study Assessing the Impact of Health and Wellness Products on GI Health and Related Health Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health",
        "Wellness",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "A ready-to-mix beverage containing protein, fiber, and electrolytes",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "PepsiCo Global R&D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 133,
      "start_date": "2026-05-04",
      "completion_date": "2026-07-07",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "Del Mar, California",
      "locations": [
        {
          "city": "Del Mar",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07563855"
    },
    {
      "nct_id": "NCT00581074",
      "title": "Effects of Grapefruit or Grapefruit Juice on Anthropometry, Dietary Intakes, Appetite, and Metabolic Profile in Overweight and Obese Young and Middle-Aged Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "diet (grapefruit or grapefruit juice)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 90,
      "start_date": "2006-03",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2011-07-27",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00581074"
    },
    {
      "nct_id": "NCT00959660",
      "title": "Exercise Intolerance in Elderly Patients With Diastolic Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure, Diastolic",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dietary Intervention",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Diet and exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Wake Forest University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2009-02",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00959660"
    },
    {
      "nct_id": "NCT00366990",
      "title": "Low Sodium Diet and Behavioral Intervention for Reversing Arterial Stiffening in Overweight Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Low Sodium Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Regular Sodium Intake",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "20 Years to 45 Years"
      },
      "enrollment_count": 349,
      "start_date": "2007-01",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2016-03-08",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00366990"
    },
    {
      "nct_id": "NCT05919797",
      "title": "Weight Loss Study: Genetics and Response to Naltrexone/Bupropion",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Naltrexone-Bupropion Combination",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia 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": 120,
      "start_date": "2023-06-08",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05919797"
    },
    {
      "nct_id": "NCT03141008",
      "title": "Evaluation of Liver and Cardiometabolic Health Benefits on Low Carbohydrate Ketogenic Diet",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Fatty Liver",
        "Ketogenic Dieting"
      ],
      "interventions": [
        {
          "name": "Fibroscan changes with different diets",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2017-09-15",
      "completion_date": "2020-02-27",
      "has_results": false,
      "last_update_posted_date": "2020-03-10",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03141008"
    },
    {
      "nct_id": "NCT05548647",
      "title": "Semaglutide Treatment, Appetite, and Eating Behavior: Long-term Effects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Behavioral Treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Semaglutide 2.4 MG/0.75 ML Subcutaneous Solution [WEGOVY]",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 120,
      "start_date": "2022-07-26",
      "completion_date": "2025-05-12",
      "has_results": true,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-10-15T06:26:16.470Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05548647"
    }
  ]
}