{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cocoa+extract+placebo",
    "query": {
      "intervention": "Cocoa extract placebo"
    },
    "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=Cocoa+extract+placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T11:53:10.824Z",
  "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": "NCT00603304",
      "title": "Complementary and Alternative Medicine for Urological Symptoms(CAMUS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urological"
      ],
      "interventions": [
        {
          "name": "Saw Palmetto - first 24 weeks",
          "type": "DRUG"
        },
        {
          "name": "Placebo - first 24 weeks",
          "type": "DRUG"
        },
        {
          "name": "Saw Palmetto - weeks 24 - 48",
          "type": "DRUG"
        },
        {
          "name": "Placebo - weeks 24 - 48",
          "type": "DRUG"
        },
        {
          "name": "Saw Palmetto - weeks 48 - 72",
          "type": "DRUG"
        },
        {
          "name": "Placebo - weeks 48 - 72",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "45 Years and older · Male only"
      },
      "enrollment_count": 369,
      "start_date": "2008-02",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2012-10-12",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 10,
      "location_summary": "Oakland, California • Aurora, Colorado • New Haven, Connecticut + 6 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00603304"
    },
    {
      "nct_id": "NCT02203240",
      "title": "Cocoa and Metabolic Health in Prediabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prediabetes"
      ],
      "interventions": [
        {
          "name": "Cocoa",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2014-06",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Blacksburg, Virginia",
      "locations": [
        {
          "city": "Blacksburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02203240"
    },
    {
      "nct_id": "NCT03427879",
      "title": "Effect of Flavonoids on Gut Permeability in Cyclists",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Gut Permeability, Gut Inflammation"
      ],
      "interventions": [
        {
          "name": "Low flavonoid beverage",
          "type": "DRUG"
        },
        {
          "name": "High flavonoid beverage",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Utah State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 12,
      "start_date": "2018-09-14",
      "completion_date": "2019-07-31",
      "has_results": false,
      "last_update_posted_date": "2021-02-25",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Logan, Utah",
      "locations": [
        {
          "city": "Logan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03427879"
    },
    {
      "nct_id": "NCT06808230",
      "title": "Cocoa Extract for Migraine Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Cocoa extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cocoa extract placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 114,
      "start_date": "2025-06-23",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06808230"
    },
    {
      "nct_id": "NCT03035201",
      "title": "COcoa Supplement and Multivitamin Outcomes Study for the Mind",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cognitive Impairment",
        "Dementia",
        "Aging"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 2262,
      "start_date": "2016-09",
      "completion_date": "2021-02-12",
      "has_results": true,
      "last_update_posted_date": "2023-08-22",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03035201"
    },
    {
      "nct_id": "NCT07161726",
      "title": "Cocoa to Maximize Exercise Training in Older Adults - The COMET Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Mobility Disability"
      ],
      "interventions": [
        {
          "name": "(-)-Epicatechin-rich cocoa supplementation combined with exercise training",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo combined with exercise training",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2026-04-21",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07161726"
    },
    {
      "nct_id": "NCT01557738",
      "title": "Role of Flavanols in Exercise and Aging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging"
      ],
      "interventions": [
        {
          "name": "High Flavanol Trial",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low Flavanol Trial",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High Flavanol Trial; long-term",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low Flavanol Trial; long-term effects",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 20,
      "start_date": "2012-12",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2014-06-25",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01557738"
    },
    {
      "nct_id": "NCT05232669",
      "title": "COcoa Supplement and Multivitamin Outcomes Study: Effects on Falls and Physical Performance",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fall",
        "Physical Performance",
        "Fracture"
      ],
      "interventions": [
        {
          "name": "Cocoa extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cocoa extract placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Multivitamin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Multivitamin placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 21442,
      "start_date": "2021-05-15",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05232669"
    },
    {
      "nct_id": "NCT01193764",
      "title": "Study Assessing the Effect of Chocolate Consumption in Subjects With A History of Acne Vulgaris",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acne"
      ],
      "interventions": [
        {
          "name": "100% cocoa powder",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "gelatin (Gelita)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "18 Years to 35 Years · Male only"
      },
      "enrollment_count": 14,
      "start_date": "2010-09",
      "completion_date": "2012-07",
      "has_results": false,
      "last_update_posted_date": "2019-02-20",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01193764"
    },
    {
      "nct_id": "NCT03214133",
      "title": "Effects of Epicatechin-rich Cocoa on Collagen Synthesis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Collagen Synthesis"
      ],
      "interventions": [
        {
          "name": "Epicatechin-rich cocoa dose response",
          "type": "OTHER"
        },
        {
          "name": "Epicatechin-rich cocoa vs placebo on performance",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "MALE",
        "summary": "18 Years to 25 Years · Male only"
      },
      "enrollment_count": 12,
      "start_date": "2017-05-23",
      "completion_date": "2018-08-30",
      "has_results": false,
      "last_update_posted_date": "2021-08-03",
      "last_synced_at": "2026-09-28T11:53:10.824Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03214133"
    }
  ]
}