{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=high-fiber&page=2",
    "query": {
      "intervention": "high-fiber",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 233,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=high-fiber&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=high-fiber&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T11:01:59.290Z",
  "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": "NCT01354574",
      "title": "Thermic & Lipemic Properties of Dietary Carbohydrates",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exogenous Obesity",
        "Dietary Modification"
      ],
      "interventions": [
        {
          "name": "High Glycemic Index meals",
          "type": "OTHER"
        },
        {
          "name": "Low Glycemic Index meals",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "USDA, Western Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "48 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 48 Years · Female only"
      },
      "enrollment_count": 28,
      "start_date": "2002-10",
      "completion_date": "2005-06",
      "has_results": false,
      "last_update_posted_date": "2011-07-13",
      "last_synced_at": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01354574"
    },
    {
      "nct_id": "NCT05579782",
      "title": "Assessing Benefits of NIRAF Detection for Identifying Parathyroid Glands During Total Thyroidectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Hypoparathyroidism",
        "Thyroid Disease",
        "Thyroid Neoplasms",
        "Thyroid Cancer"
      ],
      "interventions": [
        {
          "name": "NIRAF Detection Technology",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 80,
      "start_date": "2022-10-05",
      "completion_date": "2024-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-07-31",
      "last_synced_at": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05579782"
    },
    {
      "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": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "Glen Ellyn, Illinois",
      "locations": [
        {
          "city": "Glen Ellyn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01058135"
    },
    {
      "nct_id": "NCT03967990",
      "title": "Corn and Heart Health Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gut Microbiome",
        "Cholesterol, LDL",
        "Cholesterol, HDL"
      ],
      "interventions": [
        {
          "name": "Refined cornmeal flour",
          "type": "OTHER"
        },
        {
          "name": "50/50 refined cornmeal-bran mix",
          "type": "OTHER"
        },
        {
          "name": "Whole grain cornmeal flour",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Arizona 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": 58,
      "start_date": "2018-03-20",
      "completion_date": "2023-10-30",
      "has_results": false,
      "last_update_posted_date": "2024-02-05",
      "last_synced_at": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03967990"
    },
    {
      "nct_id": "NCT01260272",
      "title": "Study of Raisins Versus Alternative Snacks on Cardiovascular Risk Factors In Generally Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Risk Factors"
      ],
      "interventions": [
        {
          "name": "Alternative Snack Comparator",
          "type": "OTHER"
        },
        {
          "name": "Raisins",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Louisville Metabolic and Atherosclerosis Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2010-12",
      "completion_date": "2011-09",
      "has_results": true,
      "last_update_posted_date": "2014-04-29",
      "last_synced_at": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01260272"
    },
    {
      "nct_id": "NCT01518088",
      "title": "Effects of a Dietary Fiber on Fecal Microbiota and Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Focus of the Study is on Gut Health"
      ],
      "interventions": [
        {
          "name": "Dietary Fiber",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Ingredion Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "20 Years to 60 Years"
      },
      "enrollment_count": 20,
      "start_date": "2012-02",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2016-04-21",
      "last_synced_at": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01518088"
    },
    {
      "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": "2026-10-22T11:01:59.290Z",
      "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"
    },
    {
      "nct_id": "NCT03454828",
      "title": "Mechanisms of Obesity and Its Metabolic Complications in Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity, Childhood"
      ],
      "interventions": [
        {
          "name": "obese carbohydrate diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "lean carbohydrate diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "15 Years to 21 Years"
      },
      "enrollment_count": 38,
      "start_date": "2018-08-18",
      "completion_date": "2024-06-30",
      "has_results": true,
      "last_update_posted_date": "2025-10-09",
      "last_synced_at": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03454828"
    },
    {
      "nct_id": "NCT00338572",
      "title": "Effect of Exercise and Diet on Inflammation in Hypertensive Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Exercise Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Combined Exercise and Diet Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "25 Years to 60 Years"
      },
      "enrollment_count": 185,
      "start_date": "2006-06",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2012-06-08",
      "last_synced_at": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00338572"
    },
    {
      "nct_id": "NCT02977039",
      "title": "Effect of a Plant Rich Diet on in People With Type 2 Diabetes and Obesity",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus in Obese"
      ],
      "interventions": [
        {
          "name": "NDPR diet",
          "type": "OTHER"
        },
        {
          "name": "USDA healthy eating diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2019-11",
      "completion_date": "2020-06",
      "has_results": false,
      "last_update_posted_date": "2020-01-18",
      "last_synced_at": "2026-10-22T11:01:59.290Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02977039"
    }
  ]
}