{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=CARB+diet",
    "query": {
      "intervention": "CARB diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 56,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=CARB+diet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T22:38:05.592Z",
  "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": "NCT03785808",
      "title": "Reducing Insulin, Growth Hormones, and Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet Modification",
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Special Diet Therapy (low-carb)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Special Diet Therapy (low-fat)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Special Diet Therapy (USDA control)",
          "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": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2018-12-21",
      "completion_date": "2019-08-05",
      "has_results": false,
      "last_update_posted_date": "2019-08-12",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03785808"
    },
    {
      "nct_id": "NCT04130724",
      "title": "Characterization of a Portable Solid-State Breath Acetone Testing Device for Real-Time Ketosis Status",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ketogenic Dieting",
        "Ketosis"
      ],
      "interventions": [
        {
          "name": "Blood ketone testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Breath ketone testing",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Readout, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2019-10-16",
      "completion_date": "2019-11-30",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04130724"
    },
    {
      "nct_id": "NCT01315483",
      "title": "Diet Composition, Weight Control, and Breast Carcinogenesis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Weight Loss Dietary Pattern",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Colorado State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 259,
      "start_date": "2008-09",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2013-02-15",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01315483"
    },
    {
      "nct_id": "NCT07659093",
      "title": "Comparing Intermittent Fasting, Clean Ketogenic Diet, and Their Combined Effects on Body Composition, Cardiometabolic Markers, and Metabolic Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Ketogen-based Therapeutic Diet",
        "Metabolic Abnormalities"
      ],
      "interventions": [
        {
          "name": "Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The University of Tennessee at Martin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 79,
      "start_date": "2024-09-15",
      "completion_date": "2025-02-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 1,
      "location_summary": "Martin, Tennessee",
      "locations": [
        {
          "city": "Martin",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07659093"
    },
    {
      "nct_id": "NCT05071287",
      "title": "Metabolism of Low Carbohydrate and Ketogenic Diet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetic Kidney Disease",
        "Cognitive Function",
        "Weight Loss",
        "Diabetic Control",
        "Type2 Diabetes"
      ],
      "interventions": [
        {
          "name": "mHealth + low-fat diet",
          "type": "OTHER"
        },
        {
          "name": "mHealth + low-carb/ketogenic diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2021-06-03",
      "completion_date": "2022-10-11",
      "has_results": false,
      "last_update_posted_date": "2025-02-21",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 2,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05071287"
    },
    {
      "nct_id": "NCT00561093",
      "title": "Anit-Inflammatory and Anti-Oxidative Nutrition in Dialysis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypoalbuminemia",
        "Protein-energy Malnutrition",
        "Inflammation",
        "Oxidative Stress",
        "Chronic Kidney Disease (CKD) Hemodialysis"
      ],
      "interventions": [
        {
          "name": "pentoxiphylline",
          "type": "DRUG"
        },
        {
          "name": "Nepro",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "anti-inflammatory module (similar to Oxepa)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo pill imitating pentoxiphylline",
          "type": "DRUG"
        },
        {
          "name": "Placebo to imitate Nepro",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo to imitate anti-inflammatory module (similar to Oxepa)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center",
      "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": 93,
      "start_date": "2008-02",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2015-05-21",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 2,
      "location_summary": "Irvine, California • Torrance, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00561093"
    },
    {
      "nct_id": "NCT04193891",
      "title": "The Effect of Ketogenic Dietary Therapy on Sleep in Adult Epilepsy",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Epilepsy",
        "Seizures"
      ],
      "interventions": [
        {
          "name": "Modified Atkins Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 2,
      "start_date": "2020-02-12",
      "completion_date": "2020-05-26",
      "has_results": false,
      "last_update_posted_date": "2025-08-14",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04193891"
    },
    {
      "nct_id": "NCT04226027",
      "title": "Dynamically Tailored Behavioral Interventions in Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "T2.coach",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 300,
      "start_date": "2020-01-17",
      "completion_date": "2025-03-30",
      "has_results": true,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04226027"
    },
    {
      "nct_id": "NCT01305291",
      "title": "Fibersol-2 Clinical Trials Related to Appetite",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lack of Satiety"
      ],
      "interventions": [
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "digestion-resistant maltodextrin",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Iowa State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "62 Years",
        "sex": "ALL",
        "summary": "18 Years to 62 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-11",
      "completion_date": "2009-11",
      "has_results": false,
      "last_update_posted_date": "2011-02-28",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 1,
      "location_summary": "Ames, Iowa",
      "locations": [
        {
          "city": "Ames",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01305291"
    },
    {
      "nct_id": "NCT00619008",
      "title": "Energy Balance Weight Regulation Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Ad libitum low carbohydrate diet",
          "type": "OTHER"
        },
        {
          "name": "Ad libitum High Complex Carbohydrate Diet",
          "type": "OTHER"
        },
        {
          "name": "Energy-restricted high complex carbohydrate diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "National Center for Complementary and Integrative Health (NCCIH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 35,
      "start_date": "2005-04",
      "completion_date": "2008-09",
      "has_results": false,
      "last_update_posted_date": "2008-10-03",
      "last_synced_at": "2026-09-04T22:38:05.592Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00619008"
    }
  ]
}