{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=walnuts&page=2",
    "query": {
      "intervention": "walnuts",
      "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?intervention=walnuts&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T03:02:35.237Z",
  "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": "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": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "Mather, California",
      "locations": [
        {
          "city": "Mather",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00579904"
    },
    {
      "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": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02675101"
    },
    {
      "nct_id": "NCT05915390",
      "title": "Walnut and Immunity Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Immune Response",
        "Upper Respiratory Tract Infection"
      ],
      "interventions": [
        {
          "name": "walnuts",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Habitual diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Loma Linda University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 52,
      "start_date": "2023-06-27",
      "completion_date": "2023-12-18",
      "has_results": false,
      "last_update_posted_date": "2024-10-02",
      "last_synced_at": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05915390"
    },
    {
      "nct_id": "NCT02673281",
      "title": "Activation of Brain Centers by Short-term Walnut Consumption in Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Walnut shake",
          "type": "OTHER"
        },
        {
          "name": "Placebo shake",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2016-01",
      "completion_date": "2023-03-20",
      "has_results": false,
      "last_update_posted_date": "2023-03-22",
      "last_synced_at": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02673281"
    },
    {
      "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": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05500976"
    },
    {
      "nct_id": "NCT02927028",
      "title": "The Effects of Mastication on Energy Release From Walnuts",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Chewing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2015-08-01",
      "completion_date": "2016-12-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-12",
      "last_synced_at": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02927028"
    },
    {
      "nct_id": "NCT01235390",
      "title": "Effects of the Consumption of California Walnuts on Cardiovascular Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cardiovascular Health",
        "Immune Function"
      ],
      "interventions": [
        {
          "name": "Walnuts",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "50 Years to 70 Years · Female only"
      },
      "enrollment_count": 36,
      "start_date": "2010-10",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2013-11-04",
      "last_synced_at": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01235390"
    },
    {
      "nct_id": "NCT07429903",
      "title": "Effect of Daily Walnut Consumption on Memory in Subjects With Long-COVID",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Long-COVID",
        "Brain Fog",
        "Cognition",
        "Memory"
      ],
      "interventions": [
        {
          "name": "whole food - walnuts",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2023-09-21",
      "completion_date": "2025-01-24",
      "has_results": false,
      "last_update_posted_date": "2026-02-24",
      "last_synced_at": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07429903"
    },
    {
      "nct_id": "NCT06122467",
      "title": "A Single Group Study to Evaluate the Efficacy of a Cosmetic Product Line on Acne Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acne"
      ],
      "interventions": [
        {
          "name": "EQ Exfoliating Cleanser",
          "type": "OTHER"
        },
        {
          "name": "EQ Gel",
          "type": "OTHER"
        },
        {
          "name": "EQ Moisturizer",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Menning Labs",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 36,
      "start_date": "2023-10-02",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-03-20",
      "last_synced_at": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06122467"
    },
    {
      "nct_id": "NCT01787214",
      "title": "Walnuts and Glucose Variability",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type-2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Full dose",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Half dose",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Loma Linda University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 18,
      "start_date": "2013-06",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-03-18",
      "last_synced_at": "2026-09-11T03:02:35.237Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01787214"
    }
  ]
}