{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Soy+protein+isolate",
    "query": {
      "intervention": "Soy protein isolate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 94,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Soy+protein+isolate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T10:01:46.427Z",
  "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": "NCT01052116",
      "title": "The Study of Soy Isoflavones in Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Soy isoflavone supplement",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "American Lung Association Asthma Clinical Research Centers",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 386,
      "start_date": "2010-03",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2016-01-14",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 18,
      "location_summary": "Tucson, Arizona • San Diego, California • Denver, Colorado + 15 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01052116"
    },
    {
      "nct_id": "NCT01010841",
      "title": "Trial of Two Dietary Programs on Cardiometabolic Risk Factors in Subjects With Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome",
        "Overweight",
        "Obesity",
        "Hypercholesterolemia"
      ],
      "interventions": [
        {
          "name": "UltraMealPlus 360 (Medical food)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low-glycemic-load diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "MetaProteomics LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 75 Years · Female only"
      },
      "enrollment_count": 89,
      "start_date": "2008-08",
      "completion_date": "2010-04",
      "has_results": false,
      "last_update_posted_date": "2012-01-12",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01010841"
    },
    {
      "nct_id": "NCT02017405",
      "title": "Study Evaluating the Digestibility of Serum-Derived Bovine Immunoglobulin Protein Isolate in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Serum-derived bovine immunoglobulin protein isolate (SBI)",
          "type": "OTHER"
        },
        {
          "name": "Matching Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Entera Health, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2013-12",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 2,
      "location_summary": "Cary, North Carolina • Raleigh, North Carolina",
      "locations": [
        {
          "city": "Cary",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02017405"
    },
    {
      "nct_id": "NCT02806739",
      "title": "Soy Supplementation and Gestational Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Gestational Diabetes"
      ],
      "interventions": [
        {
          "name": "Soy Group (Soy Protein + Isoflavones)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control Group (Minimize Soy Intake)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Massachusetts, Boston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2013-01",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2016-10-27",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02806739"
    },
    {
      "nct_id": "NCT00668447",
      "title": "Soy and Isoflavones Effect on Bone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoporosis"
      ],
      "interventions": [
        {
          "name": "Soy Isolate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Novasoy isoflavones",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo tablets",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "United States Department of Agriculture (USDA)",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "65 Years and older · Female only"
      },
      "enrollment_count": 97,
      "start_date": "2001-11",
      "completion_date": "2005-06",
      "has_results": false,
      "last_update_posted_date": "2008-04-29",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00668447"
    },
    {
      "nct_id": "NCT00179556",
      "title": "Effects of Soy Isoflavones on Menopausal Hot Flashes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Menopausal Symptoms"
      ],
      "interventions": [
        {
          "name": "Isoflavone supplement",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "38 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "38 Years to 65 Years · Female only"
      },
      "enrollment_count": 210,
      "start_date": "2003-06",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2017-03-14",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00179556"
    },
    {
      "nct_id": "NCT00279942",
      "title": "Effect of Revival Soy on Fibromyalgia Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fibromyalgia"
      ],
      "interventions": [
        {
          "name": "Soy",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "76 Years",
        "sex": "ALL",
        "summary": "18 Years to 76 Years"
      },
      "enrollment_count": 50,
      "start_date": "2006-05",
      "completion_date": "2006-09",
      "has_results": false,
      "last_update_posted_date": "2012-01-06",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00279942"
    },
    {
      "nct_id": "NCT06628349",
      "title": "Prandial Metabolic Phenotyping in Sarcopenic Older Adults Comparing Plant Based and Whey Based Protein",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Protein Metabolism"
      ],
      "interventions": [
        {
          "name": "Whey Protein Isolate 90%",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Soy Protein Isolate (90% Protein)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Organic Pea Protein Isolate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo (Water)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "50 Years to 95 Years"
      },
      "enrollment_count": 100,
      "start_date": "2024-02-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-25",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06628349"
    },
    {
      "nct_id": "NCT00076050",
      "title": "Using Soy Estrogens to Prevent Bone Loss and Other Menopausal Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Menopause",
        "Osteoporosis",
        "Osteopenia"
      ],
      "interventions": [
        {
          "name": "Soy isoflavones",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 60 Years · Female only"
      },
      "enrollment_count": 248,
      "start_date": "2003-09",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2016-12-06",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00076050"
    },
    {
      "nct_id": "NCT00499408",
      "title": "Vitamin D and Soy Supplements in Treating Patients With Recurrent Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Vitamin D",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "soy",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "18 Years to 120 Years · Male only"
      },
      "enrollment_count": 26,
      "start_date": "2007-04",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2018-11-21",
      "last_synced_at": "2026-09-03T10:01:46.427Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00499408"
    }
  ]
}