{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Glycemic+Index",
    "query": {
      "condition": "Glycemic Index"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 48,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Glycemic+Index&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T13:21:23.349Z",
  "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": "NCT02763020",
      "title": "Postprandial Glycemic Response to Polyphenol-fortified Snack Bars",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Sugar Response"
      ],
      "interventions": [
        {
          "name": "Fruit extracts high in polyphenols",
          "type": "OTHER"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "United States Army Research Institute of Environmental Medicine",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 20,
      "start_date": "2016-03",
      "completion_date": "2017-11",
      "has_results": false,
      "last_update_posted_date": "2017-12-12",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Natick, Massachusetts",
      "locations": [
        {
          "city": "Natick",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02763020"
    },
    {
      "nct_id": "NCT01516333",
      "title": "Replace Glycemic Load and Satiety Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glucose Blood",
        "Glycemic Index"
      ],
      "interventions": [
        {
          "name": "High GL 107",
          "type": "OTHER"
        },
        {
          "name": "Medium GL 76",
          "type": "OTHER"
        },
        {
          "name": "Medium GL 68",
          "type": "OTHER"
        },
        {
          "name": "Low GL 48",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "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": 26,
      "start_date": "2007-02",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2015-12-18",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01516333"
    },
    {
      "nct_id": "NCT01700868",
      "title": "Practice Based Nutrition Intervention-2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "Vegan diet",
          "type": "OTHER"
        },
        {
          "name": "American Diabetes Association guidelines",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Physicians Committee for Responsible Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2014-07",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2015-10-20",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01700868"
    },
    {
      "nct_id": "NCT03248609",
      "title": "Glycemic Index of Table Grape Varietals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Milano grapes",
          "type": "OTHER"
        },
        {
          "name": "Table grapes",
          "type": "OTHER"
        },
        {
          "name": "Grape juice",
          "type": "OTHER"
        },
        {
          "name": "Glucose beverage",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 14,
      "start_date": "2017-07-31",
      "completion_date": "2018-06-04",
      "has_results": false,
      "last_update_posted_date": "2019-05-02",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03248609"
    },
    {
      "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": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Framingham, Massachusetts",
      "locations": [
        {
          "city": "Framingham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02068885"
    },
    {
      "nct_id": "NCT00607867",
      "title": "LoBAG30 Diet in Patients on Metformin",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus",
        "Diet"
      ],
      "interventions": [
        {
          "name": "LoBAG30 diet",
          "type": "OTHER"
        },
        {
          "name": "Control Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-04",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2014-12-12",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00607867"
    },
    {
      "nct_id": "NCT01068197",
      "title": "Low Glycemic Load Diets in Latino Children at Risk for Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Obesity",
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Low Glycemic Load Diet versus Low Fat Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Nazrat Mirza",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "7 Years to 14 Years"
      },
      "enrollment_count": 113,
      "start_date": "2003-10",
      "completion_date": "2010-05",
      "has_results": false,
      "last_update_posted_date": "2014-09-09",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01068197"
    },
    {
      "nct_id": "NCT01050101",
      "title": "The Effects of Fiber on Appetite and Digestion Hormones",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Psychological Phenomena and Processes",
        "Nutrition Physiological Phenomena"
      ],
      "interventions": [
        {
          "name": "No fiber",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low GI high fiber viscous meal",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low GI high fiber non-viscous",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Clinical Nutrition Research Center, Illinois Institute of Technology",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 22,
      "start_date": "2008-08-01",
      "completion_date": "2018-12-19",
      "has_results": false,
      "last_update_posted_date": "2021-01-27",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01050101"
    },
    {
      "nct_id": "NCT05571800",
      "title": "Effect of Mango Consumption on Individuals with Pre-diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PreDiabetes",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Mango",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 24,
      "start_date": "2022-05-01",
      "completion_date": "2024-07-31",
      "has_results": false,
      "last_update_posted_date": "2024-11-20",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05571800"
    },
    {
      "nct_id": "NCT01386645",
      "title": "Effect of Dietary Glycemic Index on Beta-cell Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Impaired Glucose Tolerance",
        "Oxidative Stress",
        "Prediabetes",
        "Impaired Fasting Glucose"
      ],
      "interventions": [
        {
          "name": "low glycemic index (LGI) diet",
          "type": "OTHER"
        },
        {
          "name": "high glycemic index (HGI) diet plus placebo (PLAC)",
          "type": "OTHER"
        },
        {
          "name": "high glycemic index diet plus N-acetylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Seattle Institute for Biomedical and Clinical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 56,
      "start_date": "2011-07",
      "completion_date": "2019-08-01",
      "has_results": true,
      "last_update_posted_date": "2020-08-12",
      "last_synced_at": "2026-06-26T13:21:23.349Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01386645"
    }
  ]
}