{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Anthocyanins&page=2",
    "query": {
      "condition": "Anthocyanins",
      "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?condition=Anthocyanins&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T12:45:22.357Z",
  "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": "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": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01185067"
    },
    {
      "nct_id": "NCT05991700",
      "title": "Anthocyanin-Rich Table Grape Powder for Prophylaxis of Post-Operative Atrial Fibrillation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Post-operative Atrial Fibrillation (POAF)"
      ],
      "interventions": [
        {
          "name": "Freeze-Dried California Table Grape",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 70,
      "start_date": "2026-03-23",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05991700"
    },
    {
      "nct_id": "NCT05735587",
      "title": "Blueberries, Inflammation, Motivation, and Physical Activity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depressive Symptoms"
      ],
      "interventions": [
        {
          "name": "Freeze-dried Blueberry Powder",
          "type": "OTHER"
        },
        {
          "name": "Placebo Powder",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Hebrew SeniorLife",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2023-04-05",
      "completion_date": "2024-07-16",
      "has_results": true,
      "last_update_posted_date": "2025-07-30",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Roslindale, Massachusetts",
      "locations": [
        {
          "city": "Roslindale",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05735587"
    },
    {
      "nct_id": "NCT07619976",
      "title": "Effects of New Zealand Blackcurrant Supplementation on Exercise and Cognitive Performance in Resistance-Trained Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Resistance Exercise Performance",
        "Cognitive Function",
        "Anaerobic Performance",
        "Dietary Supplementation Athletic Performance"
      ],
      "interventions": [
        {
          "name": "Low-dose Blackcurrant Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High-dose Blackcurrant Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Maltodextrin (Placebo)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Jacksonville State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 20,
      "start_date": "2023-01-21",
      "completion_date": "2023-07-10",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Alabama",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07619976"
    },
    {
      "nct_id": "NCT01594008",
      "title": "The Effects of Antioxidants in Blueberry Powder on Inflammation Induced by a Single High Fat Meal.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Breakfast meal with placebo powder",
          "type": "OTHER"
        },
        {
          "name": "Breakfast meal with 2 serving equivalents of blueberries",
          "type": "OTHER"
        },
        {
          "name": "Breakfast meal with 4 serving equivalents of blueberries",
          "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": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 43,
      "start_date": "2012-01",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2015-03-24",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01594008"
    },
    {
      "nct_id": "NCT04637945",
      "title": "Inflammatory and Metabolic Responses to Long-term Dietary Supplementation With Anthocyanin-rich Blend",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anthocyanins"
      ],
      "interventions": [
        {
          "name": "ACRB",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Pharmanex",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 30,
      "start_date": "2021-07-01",
      "completion_date": "2023-06",
      "has_results": false,
      "last_update_posted_date": "2022-12-21",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04637945"
    },
    {
      "nct_id": "NCT03631394",
      "title": "The Effects of Dietary Nitric Oxide and Anthocyanins on Anaerobic Exercise Performance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise"
      ],
      "interventions": [
        {
          "name": "beetroot and anthocyanin",
          "type": "OTHER"
        },
        {
          "name": "beetroot and placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Loma Linda University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "21 Years to 35 Years"
      },
      "enrollment_count": 28,
      "start_date": "2018-09-01",
      "completion_date": "2019-04-01",
      "has_results": false,
      "last_update_posted_date": "2019-05-15",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03631394"
    },
    {
      "nct_id": "NCT04312022",
      "title": "Impacts of a Combined Berry Extract Supplement on Vascular Function and Oxygen Utility Capacity in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Berry extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "19 Years to 35 Years"
      },
      "enrollment_count": 18,
      "start_date": "2018-11-04",
      "completion_date": "2019-06-13",
      "has_results": true,
      "last_update_posted_date": "2024-02-06",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04312022"
    },
    {
      "nct_id": "NCT01122160",
      "title": "Gastric pH and Anthocyanin Absorption",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anthocyanin Metabolism"
      ],
      "interventions": [
        {
          "name": "omeprazole",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "USDA Beltsville Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "22 Years to 59 Years"
      },
      "enrollment_count": 13,
      "start_date": "2010-05",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2013-08-23",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Beltsville, Maryland",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01122160"
    },
    {
      "nct_id": "NCT03309982",
      "title": "Intestinal Inflammatory and Metabolic Responses to a High Fat Meal and Plant Polyphenol Blend",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anthocyanins"
      ],
      "interventions": [
        {
          "name": "Plant polyphenol blend",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Pharmanex",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 27,
      "start_date": "2017-10-16",
      "completion_date": "2018-03-27",
      "has_results": false,
      "last_update_posted_date": "2018-04-20",
      "last_synced_at": "2026-06-26T12:45:22.357Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03309982"
    }
  ]
}