{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Walnut+Oil",
    "query": {
      "intervention": "Walnut Oil"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Walnut+Oil&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T19:17:12.989Z",
  "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": "NCT05441748",
      "title": "Walnut Consumption and Gut Microbiota",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Walnuts",
          "type": "OTHER"
        },
        {
          "name": "Walnut Oil",
          "type": "OTHER"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "25 Years to 75 Years"
      },
      "enrollment_count": 30,
      "start_date": "2022-06-01",
      "completion_date": "2024-07",
      "has_results": false,
      "last_update_posted_date": "2023-06-18",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05441748"
    },
    {
      "nct_id": "NCT03897556",
      "title": "Effect of High-Dose Guarana And Cancer-Related Fatigue",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer-related Fatigue"
      ],
      "interventions": [
        {
          "name": "Guarana herb",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2019-10-20",
      "completion_date": "2022-10-21",
      "has_results": false,
      "last_update_posted_date": "2022-11-09",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03897556"
    },
    {
      "nct_id": "NCT04361617",
      "title": "Nuts and Oil Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "Daily consumption of tree nuts and extra virgin olive oil",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "35 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2021-07-19",
      "completion_date": "2022-04-20",
      "has_results": true,
      "last_update_posted_date": "2023-09-18",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04361617"
    },
    {
      "nct_id": "NCT02675101",
      "title": "Nuts and Olestra for Persistent Organic Pollutant Reduction (NO-POPs) Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Persistent Organic Pollutants",
        "Endocrine Disrupting Chemicals",
        "Endocrine Disruptor Effects"
      ],
      "interventions": [
        {
          "name": "Whole Nuts",
          "type": "OTHER"
        },
        {
          "name": "Olestra: Fat Free Pringles",
          "type": "OTHER"
        },
        {
          "name": "Vegetable Oil: Original Pringles",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "45 Years to 70 Years"
      },
      "enrollment_count": 45,
      "start_date": "2016-03",
      "completion_date": "2019-04-01",
      "has_results": false,
      "last_update_posted_date": "2019-07-05",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02675101"
    },
    {
      "nct_id": "NCT05500976",
      "title": "Metabolomics Initiative: Mediterranean-amplified vs Habitual Western Diet on Food Signatures, Health, and Microbiome",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Semi-controlled dietary intervention - Western",
          "type": "OTHER"
        },
        {
          "name": "Semi-controlled dietary intervention - MiniMed",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "30 Years to 69 Years"
      },
      "enrollment_count": 22,
      "start_date": "2022-11-21",
      "completion_date": "2025-03-31",
      "has_results": false,
      "last_update_posted_date": "2024-08-27",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05500976"
    },
    {
      "nct_id": "NCT03683134",
      "title": "A Mediterranean Diet Nutrition Education Program for the Reduction of Cardiovascular Disease Risk in the Southeastern U.S.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Cardiovascular Risk Factor",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Mediterranean diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Olive oil and mixed nuts",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "American Heart Association",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Auburn University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2017-01-23",
      "completion_date": "2017-09-07",
      "has_results": false,
      "last_update_posted_date": "2018-09-27",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Auburn, Alabama",
      "locations": [
        {
          "city": "Auburn",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03683134"
    },
    {
      "nct_id": "NCT01459991",
      "title": "The Mediterranean Diet and Lactation Study: A Diet Study in Lactating Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Feeding"
      ],
      "interventions": [
        {
          "name": "Walnut",
          "type": "OTHER"
        },
        {
          "name": "MyPyramid",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 138,
      "start_date": "2008-10",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2011-10-28",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01459991"
    },
    {
      "nct_id": "NCT04764552",
      "title": "Yeahhh Baby! Ointment on Hip and/or Knee Pain in Men and Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Joint Pain"
      ],
      "interventions": [
        {
          "name": "Yeahhh Baby Ointment",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Coconut oil ointment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Memphis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "35 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-02-09",
      "completion_date": "2021-06-07",
      "has_results": false,
      "last_update_posted_date": "2021-12-29",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04764552"
    },
    {
      "nct_id": "NCT04308473",
      "title": "Analysis of MicroBial Metabolites After Eating Refined Food",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Ultra-processed Food Meal",
          "type": "OTHER"
        },
        {
          "name": "Whole Food Meal",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2020-09-01",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04308473"
    },
    {
      "nct_id": "NCT00579904",
      "title": "The Effects of Walnuts, Walnut-Oil, Almonds and Fish Oils on Glucose Homeostasis in Polycystic Ovary Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "walnuts",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "almonds",
          "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": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 96,
      "start_date": "2006-04",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2017-04-24",
      "last_synced_at": "2026-09-05T19:17:12.989Z",
      "location_count": 1,
      "location_summary": "Mather, California",
      "locations": [
        {
          "city": "Mather",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00579904"
    }
  ]
}