{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Polyphenol+Capsules&page=2",
    "query": {
      "intervention": "Polyphenol Capsules",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Polyphenol+Capsules&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-15T04:48:06.937Z",
  "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": "NCT01504854",
      "title": "Resveratrol for Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Resveratrol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alzheimer's Disease Cooperative Study (ADCS)",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 119,
      "start_date": "2012-05",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2016-06-14",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 26,
      "location_summary": "Phoenix, Arizona • Irvine, California • La Jolla, California + 20 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01504854"
    },
    {
      "nct_id": "NCT02123121",
      "title": "Resveratrol to Enhance Vitality and Vigor in Elders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mitochondrial Function",
        "Physical Function"
      ],
      "interventions": [
        {
          "name": "Resveratrol 1000 mg/day",
          "type": "DRUG"
        },
        {
          "name": "Resveratrol 1500 mg/day",
          "type": "DRUG"
        },
        {
          "name": "Vegetable cellulose",
          "type": "OTHER"
        },
        {
          "name": "All groups",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2015-09",
      "completion_date": "2019-05-02",
      "has_results": true,
      "last_update_posted_date": "2024-04-26",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02123121"
    },
    {
      "nct_id": "NCT01751750",
      "title": "Grape Polyphenol Kinetics in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Grape",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Janet Novotny",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "Up to 59 Years"
      },
      "enrollment_count": 16,
      "start_date": "2011-09",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2017-05-25",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 1,
      "location_summary": "Beltsville, Maryland",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01751750"
    },
    {
      "nct_id": "NCT03526081",
      "title": "Absorption, Metabolism and Excretion of Apigenin and Apigenin Glycosides",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Chamomile Tea",
          "type": "OTHER"
        },
        {
          "name": "Parsley based drink",
          "type": "OTHER"
        },
        {
          "name": "Parsley Yogurt",
          "type": "OTHER"
        },
        {
          "name": "Apigenin",
          "type": "OTHER"
        },
        {
          "name": "Parsley-based drink (II)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "60 Years",
        "sex": "MALE",
        "summary": "25 Years to 60 Years · Male only"
      },
      "enrollment_count": 17,
      "start_date": "2015-01-20",
      "completion_date": "2016-07-30",
      "has_results": false,
      "last_update_posted_date": "2019-05-23",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 2,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03526081"
    },
    {
      "nct_id": "NCT01185067",
      "title": "Physiological Effects of Grape Seed Extract in Diastolic Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Diastolic Heart Failure",
        "Hypertensive Heart Disease",
        "Heart Failure With Preserved Ejection Fraction",
        "Hypertension",
        "Oxidative Stress"
      ],
      "interventions": [
        {
          "name": "grape seed extract (MegaNatural BP, Polyphenolics, Inc.)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2010-10",
      "completion_date": "2014-02-24",
      "has_results": false,
      "last_update_posted_date": "2017-06-06",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01185067"
    },
    {
      "nct_id": "NCT01928485",
      "title": "Green Tea Extract in Treating Patients With Low-Risk Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stage I Prostate Cancer",
        "Stage IIA Prostate Cancer",
        "Stage IIB Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "active surveillance",
          "type": "OTHER"
        },
        {
          "name": "Sunphenon",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Sanjay Gupta PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "85 Years",
        "sex": "MALE",
        "summary": "45 Years to 85 Years · Male only"
      },
      "enrollment_count": 6,
      "start_date": "2013-08-30",
      "completion_date": "2016-11-07",
      "has_results": true,
      "last_update_posted_date": "2020-10-22",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01928485"
    },
    {
      "nct_id": "NCT02909686",
      "title": "Effects of Botanical Microglia Modulators in Gulf War Illness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gulf War Illness"
      ],
      "interventions": [
        {
          "name": "Boswellia Serrata",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Curcumin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Epimedium",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fisetin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Luteolin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Nettle",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Pycnogenol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Reishi Mushroom",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Resveratrol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "39 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "39 Years to 65 Years · Male only"
      },
      "enrollment_count": 36,
      "start_date": "2016-07",
      "completion_date": "2022-09",
      "has_results": true,
      "last_update_posted_date": "2025-01-24",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02909686"
    },
    {
      "nct_id": "NCT01950221",
      "title": "Pomegranate Extract and Memory",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "POMx",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 212,
      "start_date": "2011-10",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2020-03-02",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01950221"
    },
    {
      "nct_id": "NCT01766180",
      "title": "Cerebrovascular and Cognitive Improvement by Resveratrol (resVida) and Fruitflow-II (CCIRF-II)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Memory Impairment"
      ],
      "interventions": [
        {
          "name": "Fruitflow-II",
          "type": "DRUG"
        },
        {
          "name": "resVida",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Neurolgy Institute for Brain Health and Fitness",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 80,
      "start_date": "2013-01",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2015-04-21",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 1,
      "location_summary": "Lutherville, Maryland",
      "locations": [
        {
          "city": "Lutherville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01766180"
    },
    {
      "nct_id": "NCT03526094",
      "title": "Flavanol Absorption, Metabolism and Excretion From Fruit-based Drinks and Other Food Matrixes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Flavanols-capsules",
          "type": "OTHER"
        },
        {
          "name": "Flavanol-banana blend",
          "type": "OTHER"
        },
        {
          "name": "Flavanol-high protein drink",
          "type": "OTHER"
        },
        {
          "name": "Flavanol-berry blend",
          "type": "OTHER"
        },
        {
          "name": "Flavanol-sports drink",
          "type": "OTHER"
        },
        {
          "name": "Flavanol-peanut butter toast",
          "type": "OTHER"
        },
        {
          "name": "Flavanol-oats",
          "type": "OTHER"
        },
        {
          "name": "Flavanol-yogurt",
          "type": "OTHER"
        },
        {
          "name": "II- Flavanol drink",
          "type": "OTHER"
        },
        {
          "name": "II- Flavanol drink + banana blend",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "60 Years",
        "sex": "MALE",
        "summary": "25 Years to 60 Years · Male only"
      },
      "enrollment_count": 23,
      "start_date": "2016-05-05",
      "completion_date": "2018-02-09",
      "has_results": false,
      "last_update_posted_date": "2022-10-10",
      "last_synced_at": "2026-09-15T04:48:06.937Z",
      "location_count": 2,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03526094"
    }
  ]
}