{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=carbohydrate+restricted+diet",
    "query": {
      "intervention": "carbohydrate restricted diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 277,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=carbohydrate+restricted+diet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-20T18:02:01.066Z",
  "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": "NCT04942548",
      "title": "Reverse HFpEF: Ketogenic Reversal of Heart Failure With Preserved Ejection Fraction Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Ketogenic Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "National Jewish Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 16,
      "start_date": "2019-07-25",
      "completion_date": "2023-07-24",
      "has_results": false,
      "last_update_posted_date": "2024-04-03",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 2,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04942548"
    },
    {
      "nct_id": "NCT03718247",
      "title": "Utilization of the Ketogenic Diet in Patient With Relapsing Remitting MS",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Relapsing Remitting Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Modified Atkins diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "12 Years to 55 Years"
      },
      "enrollment_count": 45,
      "start_date": "2018-10-31",
      "completion_date": "2021-07-01",
      "has_results": false,
      "last_update_posted_date": "2022-05-18",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03718247"
    },
    {
      "nct_id": "NCT02706288",
      "title": "Effects of a Calorie Restricted, Very Low Fat Plant-based Diet and Multi-component Exercise Program on Metabolic Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Weight loss with very low fat plant-based diet and regular exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 8,
      "start_date": "2016-03",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2022-12-08",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02706288"
    },
    {
      "nct_id": "NCT05107726",
      "title": "Piloting a Family-Based Intervention of Time-Restricted Eating to Treat Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Childhood Obesity"
      ],
      "interventions": [
        {
          "name": "TRE Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "3 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2022-03-30",
      "completion_date": "2023-09-13",
      "has_results": true,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05107726"
    },
    {
      "nct_id": "NCT00940966",
      "title": "A Pilot Study to Determine the Efficacy of a Low Carbohydrate Diet in Treatment of Adolescents With Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Elevated Triglycerides",
        "Systolic Hypertension",
        "Insulin Resistance",
        "Abdominal Obesity"
      ],
      "interventions": [
        {
          "name": "standard ADA diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "energy restricted very-low carbohydrate diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "low glycemic diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "CAMC Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 40,
      "start_date": "2006-07",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 1,
      "location_summary": "Charleston, West Virginia",
      "locations": [
        {
          "city": "Charleston",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00940966"
    },
    {
      "nct_id": "NCT00795691",
      "title": "Diabetes Dietary Study- Low Carbohydrate and Low-Fat Diets in Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "low-carbohydrate diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "low-fat diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Albert Einstein College of Medicine",
      "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": 105,
      "start_date": "2004-05",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2019-07-12",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00795691"
    },
    {
      "nct_id": "NCT06106035",
      "title": "The Effect of a Low-fat Vegan Dietary Intervention on Intracellular Lipid, Insulin Sensitivity, and Glycemic Control in Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2",
        "Diabetes Mellitus Type 2 in Obese"
      ],
      "interventions": [
        {
          "name": "low-fat vegan diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Physicians Committee for Responsible Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2024-02-13",
      "completion_date": "2025-11-28",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06106035"
    },
    {
      "nct_id": "NCT06449287",
      "title": "Impact of Exogenous Ketones on Indices of Keto-Adaptation in Obese Subjects on Weight Reducing Diets.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ketogenic Diet",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Diet",
          "type": "OTHER"
        },
        {
          "name": "Blood Draw",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ketone/Glucose Monitoring",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Body Composition",
          "type": "OTHER"
        },
        {
          "name": "Urine Analysis",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Neuropsychological Measures - ANAM",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL",
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 37,
      "start_date": "2018-07-05",
      "completion_date": "2019-08-21",
      "has_results": false,
      "last_update_posted_date": "2024-12-19",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06449287"
    },
    {
      "nct_id": "NCT05708352",
      "title": "A Phase 2 Study of the Ketogenic Diet vs Standard Anti-cancer Diet Guidance for Patients With Glioblastoma in Combination With Standard-of-care Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma Multiforme"
      ],
      "interventions": [
        {
          "name": "Keto Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Anti-Cancer Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Cedars-Sinai 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": 170,
      "start_date": "2023-06-27",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 5,
      "location_summary": "Los Angeles, California • San Francisco, California • Santa Monica, California + 2 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05708352"
    },
    {
      "nct_id": "NCT02984540",
      "title": "Effect of a Modified Ketogenic-Mediterranean Diet on Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Low-Carbohydrate Diet",
          "type": "OTHER"
        },
        {
          "name": "Low-Fat Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 25,
      "start_date": "2015-02",
      "completion_date": "2017-04-03",
      "has_results": false,
      "last_update_posted_date": "2025-07-28",
      "last_synced_at": "2026-09-20T18:02:01.066Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02984540"
    }
  ]
}