{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+carbohydrate+diet&page=3",
    "query": {
      "intervention": "High carbohydrate diet",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 361,
    "total_pages": 37,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+carbohydrate+diet&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+carbohydrate+diet&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T02:29:01.519Z",
  "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": "NCT01841424",
      "title": "CO-OP Trial: Community-based Outreach on Obesity in Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "Dietary counseling. Maintain a food diary.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Missouri, Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 46,
      "start_date": "2013-06",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2018-04-30",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 2,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01841424"
    },
    {
      "nct_id": "NCT05236413",
      "title": "The Effect of a High Fiber Diet and High-Intensity Interval Exercise in Patients With HFpEF",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dietary Approaches to Stop Hypertension (DASH) Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise + DASH Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2022-04-01",
      "completion_date": "2025-08-01",
      "has_results": false,
      "last_update_posted_date": "2024-05-07",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05236413"
    },
    {
      "nct_id": "NCT00608049",
      "title": "Effect of Amount and Type of Dietary Carbohydrates on Risk for Cardiovascular Heart Disease and Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "High carbohydrate and low glycemic index (GI) diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low carbohydrate and low GI diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High carbohydrate and high GI diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low carbohydrate and high GI diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 189,
      "start_date": "2008-02",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2016-07-06",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Boston, Massachusetts",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00608049"
    },
    {
      "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": "2026-10-08T02:29:01.519Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06449287"
    },
    {
      "nct_id": "NCT01146704",
      "title": "Gastrointestinal Hormonal Regulation of Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Protein powder supplement, standard dosage based on 0.5 gram protein per pound of subject's lean body mass",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Protein powder supplement, High Level Protein, based on 1 gram of protein per pound of lean body mass: 25% protein and 45% carbohydrate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2010-09-01",
      "completion_date": "2019-02-27",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 1,
      "location_summary": "West Los Angeles, California",
      "locations": [
        {
          "city": "West Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01146704"
    },
    {
      "nct_id": "NCT07754461",
      "title": "A Study to Test Whether Survodutide Helps People With Type 2 Diabetes Control Their Blood Sugar",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Survodutide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2026-08-24",
      "completion_date": "2028-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-30",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 89,
      "location_summary": "Birmingham, Alabama • Gilbert, Arizona • Paradise Valley, Arizona + 81 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Paradise Valley",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07754461"
    },
    {
      "nct_id": "NCT01064778",
      "title": "Glycemic Index and Brain Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Low GI",
          "type": "OTHER"
        },
        {
          "name": "High GI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "18 Years to 35 Years · Male only"
      },
      "enrollment_count": 12,
      "start_date": "2010-02",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2012-02-02",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01064778"
    },
    {
      "nct_id": "NCT00079547",
      "title": "The Safety and Effectiveness of Low and High Carbohydrate Diets",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Low-calorie diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "low-carbohydrate diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Temple 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": 307,
      "start_date": "2003-04",
      "completion_date": "2008-03",
      "has_results": false,
      "last_update_posted_date": "2013-07-01",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 3,
      "location_summary": "Denver, Colorado • St Louis, Missouri • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00079547"
    },
    {
      "nct_id": "NCT06923332",
      "title": "A Trial to Assess the Effects of Diets With and Without Inulin on Energy Expenditure in Adults.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Overweight or Obese Adults"
      ],
      "interventions": [
        {
          "name": "High Fiber bar with Inulin",
          "type": "OTHER"
        },
        {
          "name": "Low fiber bar - no inulin",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Midwest Center for Metabolic and Cardiovascular Research",
      "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": 61,
      "start_date": "2025-04-07",
      "completion_date": "2025-09-19",
      "has_results": false,
      "last_update_posted_date": "2025-11-25",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 1,
      "location_summary": "Addison, Illinois",
      "locations": [
        {
          "city": "Addison",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06923332"
    },
    {
      "nct_id": "NCT02068885",
      "title": "Framingham State Food Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Diabetes",
        "Cardiovascular Disease"
      ],
      "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": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 234,
      "start_date": "2014-08-17",
      "completion_date": "2017-05",
      "has_results": true,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-10-08T02:29:01.519Z",
      "location_count": 1,
      "location_summary": "Framingham, Massachusetts",
      "locations": [
        {
          "city": "Framingham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02068885"
    }
  ]
}