{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement&page=8",
    "query": {
      "intervention": "Dietary Supplement",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 5612,
    "total_pages": 562,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T08:21:21.623Z",
  "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": "NCT02856269",
      "title": "Zinc Supplementation and Cardiovascular Risk in HIV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Zinc gluconate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Grace McComsey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2016-09",
      "completion_date": "2018-04-16",
      "has_results": true,
      "last_update_posted_date": "2022-02-11",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02856269"
    },
    {
      "nct_id": "NCT07218822",
      "title": "Impact of Pistachio Consumption on Sleep",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Poor Quality Sleep"
      ],
      "interventions": [
        {
          "name": "Pistachio",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control food",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "45 Years to 64 Years"
      },
      "enrollment_count": 28,
      "start_date": "2025-12-12",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07218822"
    },
    {
      "nct_id": "NCT03760757",
      "title": "Effectiveness of Two Different Forms of Marine Oil on Indirect Markers of Muscle Damage and Soreness in Untrained Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inflammation; Muscle"
      ],
      "interventions": [
        {
          "name": "ESPO-572®",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PCSO-524®",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "MALE",
        "summary": "18 Years to 30 Years · Male only"
      },
      "enrollment_count": 57,
      "start_date": "2019-02-11",
      "completion_date": "2019-08-30",
      "has_results": false,
      "last_update_posted_date": "2020-07-28",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03760757"
    },
    {
      "nct_id": "NCT01547494",
      "title": "A Nutritional Intervention for Migraines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraines"
      ],
      "interventions": [
        {
          "name": "Vegan Diet",
          "type": "OTHER"
        },
        {
          "name": "mixture of omega3 and vitamins",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT"
      ],
      "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": 16,
      "start_date": "2011-09",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2013-05-14",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "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/NCT01547494"
    },
    {
      "nct_id": "NCT02730780",
      "title": "The Natriuretic Peptide System in African-Americans.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Prehypertension"
      ],
      "interventions": [
        {
          "name": "Low-Salt Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High-Salt Diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 60,
      "start_date": "2016-07-22",
      "completion_date": "2021-05-20",
      "has_results": false,
      "last_update_posted_date": "2022-11-09",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02730780"
    },
    {
      "nct_id": "NCT06475183",
      "title": "Probiotic Chocolate Study in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "Healthy Nutrition"
      ],
      "interventions": [
        {
          "name": "Bouchard Belgian Dark Chocolate Probiotic Napolitains, containing bifidobacterium longum",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 92,
      "start_date": "2024-06-01",
      "completion_date": "2024-12-09",
      "has_results": false,
      "last_update_posted_date": "2025-03-30",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06475183"
    },
    {
      "nct_id": "NCT05773794",
      "title": "Scavenging of Reactive Carbonyl Species by Dietary Flavonoids in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Health",
        "Reactive Carbonyl Species",
        "Polyphenols"
      ],
      "interventions": [
        {
          "name": "Soymilk, green tea, or blueberry",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control group",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "North Carolina Agriculture & Technical State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "25 Years to 70 Years"
      },
      "enrollment_count": 48,
      "start_date": "2023-02-06",
      "completion_date": "2023-12-19",
      "has_results": true,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "Kannapolis, North Carolina",
      "locations": [
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05773794"
    },
    {
      "nct_id": "NCT03103750",
      "title": "Vitamin D as a Therapeutic Adjunct in the Stimulant Treatment of ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "ADHD"
      ],
      "interventions": [
        {
          "name": "Magnetic Resonance Imaging (MRI)",
          "type": "PROCEDURE"
        },
        {
          "name": "PHNO",
          "type": "DRUG"
        },
        {
          "name": "calcitriol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        },
        {
          "name": "high-resolution research tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Dextro Amphetamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 24,
      "start_date": "2017-08-15",
      "completion_date": "2023-01-17",
      "has_results": true,
      "last_update_posted_date": "2024-03-19",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03103750"
    },
    {
      "nct_id": "NCT03365960",
      "title": "Bioavailability and Pharmacokinetic Parameters of Watermelon (Rind, Flesh and Seeds) Polyphenols",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "Watermelon Rind",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Watermelon Flesh",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Watermelon Seeds",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "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": "20 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "20 Years to 45 Years"
      },
      "enrollment_count": 6,
      "start_date": "2018-01-15",
      "completion_date": "2019-04-02",
      "has_results": false,
      "last_update_posted_date": "2020-07-14",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03365960"
    },
    {
      "nct_id": "NCT04394910",
      "title": "Impact of Antioxidant Juice Intake on Brain Injury and Placental Pathology in Infants With Intrauterine Growth Restriction (IUGR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intrauterine Growth Restriction"
      ],
      "interventions": [
        {
          "name": "Pomegranate Juice",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Juice",
          "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": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 103,
      "start_date": "2016-01-16",
      "completion_date": "2022-02-26",
      "has_results": false,
      "last_update_posted_date": "2023-07-06",
      "last_synced_at": "2026-10-03T08:21:21.623Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04394910"
    }
  ]
}