{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+dose+dietary+fiber",
    "query": {
      "intervention": "High dose dietary fiber"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+dose+dietary+fiber&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-17T15:20:19.970Z",
  "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": "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": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "Manhattan, Kansas",
      "locations": [
        {
          "city": "Manhattan",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00691249"
    },
    {
      "nct_id": "NCT06204666",
      "title": "Hemp Fiber Ingestion and Gut Permeability After Exercise",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal Dysfunction",
        "Metabolic Disturbance"
      ],
      "interventions": [
        {
          "name": "High Dose Hemp Fiber Bar",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low Dose Hemp Fiber Bar",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Appalachian State 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": 25,
      "start_date": "2023-12-09",
      "completion_date": "2024-09-15",
      "has_results": false,
      "last_update_posted_date": "2024-09-26",
      "last_synced_at": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "Kannapolis, North Carolina",
      "locations": [
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06204666"
    },
    {
      "nct_id": "NCT07514741",
      "title": "Safety and Efficacy of a Prebiotic Blend in Healthy Humans",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Adult Participants"
      ],
      "interventions": [
        {
          "name": "Fiber Blend 1 (Low Dose)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber Blend 2 (High Dose)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "LOAM Science",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 90,
      "start_date": "2026-04-25",
      "completion_date": "2026-04-25",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "West Hollywood, California",
      "locations": [
        {
          "city": "West Hollywood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07514741"
    },
    {
      "nct_id": "NCT00587600",
      "title": "Biomarkers in Phototherapy of Barrett's Esophagus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Barrett's Esophagus",
        "High Grade Dysplasia"
      ],
      "interventions": [
        {
          "name": "Photodynamic therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "radiofrequency ablation of barrett's esophagus",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 208,
      "start_date": "2002-12",
      "completion_date": "2017-04-21",
      "has_results": false,
      "last_update_posted_date": "2017-11-22",
      "last_synced_at": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00587600"
    },
    {
      "nct_id": "NCT03742076",
      "title": "Effect of Gum Arabic on Gastrointestinal Transit and Permeability",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diverticulitis"
      ],
      "interventions": [
        {
          "name": "High-dose prebiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low-dose prebiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Mayo Clinic",
      "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": 27,
      "start_date": "2018-12-18",
      "completion_date": "2021-03-01",
      "has_results": false,
      "last_update_posted_date": "2023-07-10",
      "last_synced_at": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03742076"
    },
    {
      "nct_id": "NCT03356990",
      "title": "Effects of Resistant Starch Diet on the Gut Microbiome in Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Kidney Diseases"
      ],
      "interventions": [
        {
          "name": "Resistant Starch",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "5 Years to 85 Years"
      },
      "enrollment_count": 19,
      "start_date": "2018-02-12",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-07",
      "last_synced_at": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03356990"
    },
    {
      "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": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "Addison, Illinois",
      "locations": [
        {
          "city": "Addison",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06098001"
    },
    {
      "nct_id": "NCT01058135",
      "title": "Effects of Hi-maize Resistant Starch on Insulin Sensitivity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Hi-maize starch (Low dose)",
          "type": "OTHER"
        },
        {
          "name": "Hi-maize starch (High-dose)",
          "type": "OTHER"
        },
        {
          "name": "Control (starch)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Ingredion Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "18 Years to 69 Years"
      },
      "enrollment_count": 32,
      "start_date": "2010-01",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2016-04-21",
      "last_synced_at": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "Glen Ellyn, Illinois",
      "locations": [
        {
          "city": "Glen Ellyn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01058135"
    },
    {
      "nct_id": "NCT05349916",
      "title": "The Attenuating Effect of Soluble Fiber Consumption on Postprandial Glycemia in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postprandial Hyperglycemia",
        "Type2 Diabetes",
        "Blood Sugar; High"
      ],
      "interventions": [
        {
          "name": "Control",
          "type": "OTHER"
        },
        {
          "name": "Isomaltodextrin Low Dose",
          "type": "OTHER"
        },
        {
          "name": "Isomaltodextrin High Dose",
          "type": "OTHER"
        },
        {
          "name": "GPC partially digestible maltodextrin",
          "type": "OTHER"
        },
        {
          "name": "Resistant Starch Type 4",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "22 Years to 60 Years"
      },
      "enrollment_count": 24,
      "start_date": "2021-12-07",
      "completion_date": "2022-03-09",
      "has_results": false,
      "last_update_posted_date": "2022-04-27",
      "last_synced_at": "2026-09-17T15:20:19.970Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05349916"
    },
    {
      "nct_id": "NCT03796286",
      "title": "A Randomized, Crossover Study to Assess the Effects of Dietary Fiber-containing Bars on Glucose and Insulin Responses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Glucose",
        "Insulin Sensitivity",
        "Dietary Fiber"
      ],
      "interventions": [
        {
          "name": "Medium-fiber bar",
          "type": "OTHER"
        },
        {
          "name": "High-fiber bar",
          "type": "OTHER"
        },
        {
          "name": "Control bar (0 g fiber)",
          "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": 41,
      "start_date": "2018-12-14",
      "completion_date": "2019-02-27",
      "has_results": false,
      "last_update_posted_date": "2019-07-24",
      "last_synced_at": "2026-09-17T15:20:19.970Z",
      "location_count": 2,
      "location_summary": "Boca Raton, Florida • Chicago, Illinois",
      "locations": [
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03796286"
    }
  ]
}