{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=fish+oil+supplement",
    "query": {
      "intervention": "fish oil supplement"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 114,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=fish+oil+supplement&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-15T23:02:08.704Z",
  "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": "NCT01632761",
      "title": "Effects of Vitamin D and Marine Omega-3 Fatty Acids on Anemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Vitamin D3 .",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "omega-3 fatty acids (fish oil)",
          "type": "DRUG"
        },
        {
          "name": "Vitamin D3 placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fish oil placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 2000,
      "start_date": "2012-11",
      "completion_date": "2025-12-28",
      "has_results": false,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01632761"
    },
    {
      "nct_id": "NCT07078344",
      "title": "Omega-3D: Omega-3 for Diet-Driven Health Disparities",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Heart Health Markers",
        "Cardiovascular Diseases",
        "Omega 3 Fatty Acids"
      ],
      "interventions": [
        {
          "name": "Omega-3 Fatty Acids and Safflower Oil Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Safflower Oil Placebo and Omega-3 Fatty Acids",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 200,
      "start_date": "2025-07-31",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 2,
      "location_summary": "Tucson, Arizona • Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07078344"
    },
    {
      "nct_id": "NCT00116857",
      "title": "Omega-3 Fatty Acids to Improve Depression and Reduce Cardiovascular Risk Factors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Depression",
        "Heart Diseases",
        "Myocardial Infarction",
        "Angina, Unstable"
      ],
      "interventions": [
        {
          "name": "Sertraline/omega-3",
          "type": "DRUG"
        },
        {
          "name": "Sertraline/Corn Oil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 122,
      "start_date": "2005-02",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2012-09-12",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00116857"
    },
    {
      "nct_id": "NCT07111065",
      "title": "FAST for DM - Fatty Acid Supplementation Trial (FAST) for Dermatomyositis (DM)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dermatomyositis (DM)",
        "Juvenile Dermatomyositis (JDM)"
      ],
      "interventions": [
        {
          "name": "FISH OIL 500MG OMEGA-3 SOFT GEL MINIS",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 3000,
      "start_date": "2026-09-20",
      "completion_date": "2031-11-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07111065"
    },
    {
      "nct_id": "NCT06802068",
      "title": "Change in Omega 3 Index in Healthy Adults With OmeGo or a Standard Omega-3 Oil Supplement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Supplementation in Healthy Adults to Assess Impact on Omega 3 Index and Cardiometabolic Health"
      ],
      "interventions": [
        {
          "name": "whole salmon oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cod liver oil",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Hofseth Biocare ASA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 96,
      "start_date": "2025-02-18",
      "completion_date": "2026-01-05",
      "has_results": false,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 2,
      "location_summary": "Menlo Park, California • San Francisco, California",
      "locations": [
        {
          "city": "Menlo Park",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06802068"
    },
    {
      "nct_id": "NCT02757872",
      "title": "Effects of Vitamin D and Fish Oil on the Kidney in Hypertensives",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypertension",
        "Kidney Diseases"
      ],
      "interventions": [
        {
          "name": "Vitamin D3",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Omega-3 Fatty acids",
          "type": "DRUG"
        },
        {
          "name": "Vitamin D3 placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fish oil placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Albert Einstein College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "50 Years to 99 Years"
      },
      "enrollment_count": 2232,
      "start_date": "2016-04",
      "completion_date": "2022-03-31",
      "has_results": true,
      "last_update_posted_date": "2024-05-31",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02757872"
    },
    {
      "nct_id": "NCT00047983",
      "title": "Omega-3 Fatty Acids That Affect the Immune System in Kidney Transplant Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Kidney Diseases"
      ],
      "interventions": [
        {
          "name": "Canola oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Arginine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fish oil emulsion",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "4 Years and older"
      },
      "enrollment_count": 75,
      "start_date": null,
      "completion_date": "2004-04",
      "has_results": false,
      "last_update_posted_date": "2017-01-11",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 4,
      "location_summary": "Washington D.C., District of Columbia • Baltimore, Maryland • Durham, North Carolina + 1 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00047983"
    },
    {
      "nct_id": "NCT01478477",
      "title": "Omega-3 Fatty Acids in Preventing Joint Symptoms in Patients With Stage I-III Breast Cancer Receiving Anastrozole, Exemestane, or Letrozole",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Recurrent Breast Cancer",
        "Stage IA Breast Cancer",
        "Stage IB Breast Cancer",
        "Stage II Breast Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIC Breast Cancer"
      ],
      "interventions": [
        {
          "name": "omega-3 fatty acid supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Clinical assessments",
          "type": "OTHER"
        },
        {
          "name": "Assessment of therapy complications",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Correlative/special studies",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 44,
      "start_date": "2011-10-04",
      "completion_date": "2014-01-09",
      "has_results": false,
      "last_update_posted_date": "2023-02-27",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01478477"
    },
    {
      "nct_id": "NCT00621829",
      "title": "Fish Oil to Prevent Asthma Exacerbations in Patients With ALOX5 Polymorphisms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "EPA enriched fish oils",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2008-02",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2017-05-15",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 1,
      "location_summary": "Mather, California",
      "locations": [
        {
          "city": "Mather",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00621829"
    },
    {
      "nct_id": "NCT07643428",
      "title": "Cancer Lipidome Adaptation and Resculping Through Omega-3 PUFAs in Breast Tumors",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Mini rTG OMEGA-3 Fish Oil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2026-09-01",
      "completion_date": "2028-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-15T23:02:08.704Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07643428"
    }
  ]
}