{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=walnut+powder",
    "query": {
      "intervention": "walnut powder"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T03:39:36.977Z",
  "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": "NCT01918657",
      "title": "Walnut Oral Immunotherapy for Tree Nut Allergy",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peanut Allergy"
      ],
      "interventions": [
        {
          "name": "walnut powder",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jonathan Spergel",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "6 Years to 21 Years"
      },
      "enrollment_count": 0,
      "start_date": "2014-02",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2014-09-10",
      "last_synced_at": "2026-09-05T03:39:36.977Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01918657"
    },
    {
      "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": "2026-09-05T03:39:36.977Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03897556"
    },
    {
      "nct_id": "NCT04856865",
      "title": "ADP101 for Oral Immunotherapy in Food-Allergic Children and Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Food Allergy"
      ],
      "interventions": [
        {
          "name": "Low dose ADP101",
          "type": "BIOLOGICAL"
        },
        {
          "name": "High dose ADP101",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pooled Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Alladapt Immunotherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "4 Years to 55 Years"
      },
      "enrollment_count": 73,
      "start_date": "2021-04-20",
      "completion_date": "2022-12-13",
      "has_results": true,
      "last_update_posted_date": "2024-05-16",
      "last_synced_at": "2026-09-05T03:39:36.977Z",
      "location_count": 15,
      "location_summary": "Mission Viejo, California • Rolling Hills Estates, California • San Diego, California + 12 more",
      "locations": [
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Rolling Hills Estates",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04856865"
    },
    {
      "nct_id": "NCT03667118",
      "title": "Introduction and Maintenance of Still Eating Protein Blends in Support of Infant Nutritional Goals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Allergy"
      ],
      "interventions": [
        {
          "name": "Food Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Months",
        "maximum_age": "11 Months",
        "sex": "ALL",
        "summary": "5 Months to 11 Months"
      },
      "enrollment_count": 705,
      "start_date": "2017-06-18",
      "completion_date": "2017-10-09",
      "has_results": false,
      "last_update_posted_date": "2019-03-13",
      "last_synced_at": "2026-09-05T03:39:36.977Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03667118"
    },
    {
      "nct_id": "NCT01546753",
      "title": "Walnut Oral Immunotherapy for Tree Nut Allergy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Tree Nut Allergy"
      ],
      "interventions": [
        {
          "name": "Walnut Protein Powder",
          "type": "DRUG"
        },
        {
          "name": "Oat Powder (placebo)",
          "type": "DRUG"
        },
        {
          "name": "Open-label Walnut Protein Powder",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "6 Years to 45 Years"
      },
      "enrollment_count": 22,
      "start_date": "2012-04-27",
      "completion_date": "2020-07-02",
      "has_results": true,
      "last_update_posted_date": "2023-05-12",
      "last_synced_at": "2026-09-05T03:39:36.977Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01546753"
    }
  ]
}