{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+Fiber+Diet",
    "query": {
      "intervention": "High Fiber Diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 151,
    "total_pages": 16,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+Fiber+Diet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T20:52:53.774Z",
  "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": "NCT03569020",
      "title": "The Diet Gout Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gout",
        "Hyperuricemia"
      ],
      "interventions": [
        {
          "name": "Subsidy for food purchases and dietitian education",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 43,
      "start_date": "2018-08-07",
      "completion_date": "2019-07-23",
      "has_results": true,
      "last_update_posted_date": "2021-03-30",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 2,
      "location_summary": "Woodlawn, Maryland • Boston, Massachusetts",
      "locations": [
        {
          "city": "Woodlawn",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03569020"
    },
    {
      "nct_id": "NCT00820807",
      "title": "Effects of Novel Fiber on Glucose Homeostasis in Individuals at Risk for Diabetes",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Novel dietary fiber",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cargill",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2009-01",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2011-06-17",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00820807"
    },
    {
      "nct_id": "NCT06075914",
      "title": "Ketone Conferred Resiliency Against Sleep Restriction With Nutritional Intervention.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Deprivation",
        "Nutritional Intervention"
      ],
      "interventions": [
        {
          "name": "Ketogenic Intervention",
          "type": "OTHER"
        },
        {
          "name": "Mediterranean Intervention",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Ketone Ester",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 60,
      "start_date": "2023-05-01",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-06-24",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06075914"
    },
    {
      "nct_id": "NCT05271656",
      "title": "Evaluation of C-Scan Capsule in Identifying Subjects With Elevated Risk of Colon Polyps",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "C-Scan System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Check-Cap Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "45 Years to 75 Years"
      },
      "enrollment_count": 23,
      "start_date": "2022-05-10",
      "completion_date": "2023-07-26",
      "has_results": false,
      "last_update_posted_date": "2023-07-28",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Rochester, Minnesota • New York, New York",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05271656"
    },
    {
      "nct_id": "NCT06098001",
      "title": "Bioavailability Study of Hemp Phenolics",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bioavailability",
        "Metabolites",
        "Excretion"
      ],
      "interventions": [
        {
          "name": "Low dose dietary fiber",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High dose dietary fiber",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Brightseed",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 10,
      "start_date": "2023-09-15",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2023-10-24",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 1,
      "location_summary": "Addison, Illinois",
      "locations": [
        {
          "city": "Addison",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06098001"
    },
    {
      "nct_id": "NCT03322449",
      "title": "APOA2 Gene, Diet, Inflammation and Gut Health",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Animal Diet",
          "type": "OTHER"
        },
        {
          "name": "Plant Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2017-10-13",
      "completion_date": "2020-04-30",
      "has_results": false,
      "last_update_posted_date": "2024-09-05",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03322449"
    },
    {
      "nct_id": "NCT05113485",
      "title": "UCLA Breast Cancer Survivor Health Promotion Research Study",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Diabetes Prevention Program-based lifestyle change intervention (DPP)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Highly Microbiota-Accessible Foods (HMAFs) intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "50 Years to 75 Years · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2022-04-01",
      "completion_date": "2023-06",
      "has_results": false,
      "last_update_posted_date": "2022-04-11",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05113485"
    },
    {
      "nct_id": "NCT00691249",
      "title": "Resistant Starch on Glucose and Insulin Sensitivity in Individuals With Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperglycemia"
      ],
      "interventions": [
        {
          "name": "Resistant Starch Type 4-Raw",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Resistant Starch Type 4-Cooked",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Shredded Wheat",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Kansas State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 10,
      "start_date": "2008-05",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2009-07-02",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 1,
      "location_summary": "Manhattan, Kansas",
      "locations": [
        {
          "city": "Manhattan",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00691249"
    },
    {
      "nct_id": "NCT03722862",
      "title": "Sunfiber and the Microbiota",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet Modification"
      ],
      "interventions": [
        {
          "name": "Low fiber",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High fiber",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "20 Years to 49 Years"
      },
      "enrollment_count": 30,
      "start_date": "2019-04-05",
      "completion_date": "2019-09-14",
      "has_results": false,
      "last_update_posted_date": "2019-10-04",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03722862"
    },
    {
      "nct_id": "NCT02169245",
      "title": "Effects of Protein and Fiber at Breakfast on Appetite, Blood Sugar, and Cholesterol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Activity",
        "Appetite",
        "Ingestive Behavior",
        "Glucose Control",
        "Cholesterol"
      ],
      "interventions": [
        {
          "name": "Dietary control of protein and fiber intake at breakfast",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 20,
      "start_date": "2014-03",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2016-02-05",
      "last_synced_at": "2026-09-07T20:52:53.774Z",
      "location_count": 2,
      "location_summary": "West Lafayete, Indiana • West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayete",
          "state": "Indiana"
        },
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02169245"
    }
  ]
}