{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=low+carbohydrate+diet&page=4",
    "query": {
      "intervention": "low carbohydrate diet",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 412,
    "total_pages": 42,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=low+carbohydrate+diet&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=low+carbohydrate+diet&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T07:45:38.351Z",
  "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": "NCT05183204",
      "title": "Paxalisib With a High Fat, Low Carb Diet and Metformin for Glioblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Paxalisib",
          "type": "DRUG"
        },
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Ketogenic Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2022-02-14",
      "completion_date": "2026-08-10",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05183204"
    },
    {
      "nct_id": "NCT02674971",
      "title": "Lowering Caloric Density of the Diet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Feeding Behavior"
      ],
      "interventions": [
        {
          "name": "Common components of intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Tennessee, Knoxville",
      "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": 60,
      "start_date": "2015-12",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02674971"
    },
    {
      "nct_id": "NCT02728570",
      "title": "Effect of Dietary Flavonoids on Intestinal Microbiota, Intestinal Inflammation and Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome X",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "High Dietary Flavonoids",
          "type": "OTHER"
        },
        {
          "name": "Low Dietary Flavonoids",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Utah State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 30,
      "start_date": "2013-11",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2016-04-15",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "Logan, Utah",
      "locations": [
        {
          "city": "Logan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02728570"
    },
    {
      "nct_id": "NCT01967992",
      "title": "Examining the Effects of Diet on Health With an Online Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Behavioral: Low Carbohydrate, Ketogenic Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "American Diabetes Association Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mindfulness and Positive Affect Skills",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 25,
      "start_date": "2013-10",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-10-14",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01967992"
    },
    {
      "nct_id": "NCT03394664",
      "title": "FB4 (Framingham, Boston, Bloomington, Birmingham, and Baylor)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Feeding Study",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 166,
      "start_date": "2018-05-09",
      "completion_date": "2020-05-03",
      "has_results": false,
      "last_update_posted_date": "2021-06-18",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "Ashland, Massachusetts",
      "locations": [
        {
          "city": "Ashland",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03394664"
    },
    {
      "nct_id": "NCT03559751",
      "title": "Evaluation of the Abuse Liability of Very Low Nicotine (VLN) Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "VLN cigarettes (A)",
          "type": "OTHER"
        },
        {
          "name": "Usual Brand Cigarettes (B)",
          "type": "OTHER"
        },
        {
          "name": "Nicotine gum (C)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "22nd Century Group, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 66,
      "start_date": "2018-04-13",
      "completion_date": "2018-09-06",
      "has_results": false,
      "last_update_posted_date": "2020-03-26",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03559751"
    },
    {
      "nct_id": "NCT05701657",
      "title": "Nutrition for Precision Health, Powered by the All of Us",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nutrition",
        "Health",
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Diet A",
          "type": "OTHER"
        },
        {
          "name": "Diet B",
          "type": "OTHER"
        },
        {
          "name": "Diet C",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "RTI International",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8000,
      "start_date": "2023-04-14",
      "completion_date": "2027-02-25",
      "has_results": false,
      "last_update_posted_date": "2026-09-23",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Davis, California • Los Angeles, California + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "West Hollywood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05701657"
    },
    {
      "nct_id": "NCT02046187",
      "title": "Ketogenic Diet With Radiation and Chemotherapy for Newly Diagnosed Glioblastoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma (GBM)"
      ],
      "interventions": [
        {
          "name": "Ketogenic Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 14,
      "start_date": "2013-10",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2021-06-16",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02046187"
    },
    {
      "nct_id": "NCT00362908",
      "title": "Effects of Low and Moderate Fat Diets on Lipids, Inflammation and Vascular Reactivity in the Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome X",
        "Dyslipidemias"
      ],
      "interventions": [
        {
          "name": "Moderate Fat and Moderate Carbohydrate Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low Fat and High Carbohydrate Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "30 Years to 75 Years"
      },
      "enrollment_count": 71,
      "start_date": "2006-09",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2010-10-28",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00362908"
    },
    {
      "nct_id": "NCT02881944",
      "title": "Effect of Diet on Gulf War Illness",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Low FODMAP Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High FODMAP Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ashok Tuteja",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "25 Years to 90 Years"
      },
      "enrollment_count": 68,
      "start_date": "2016-08",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2018-02-01",
      "last_synced_at": "2026-10-06T07:45:38.351Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02881944"
    }
  ]
}