{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Protein+isolate&page=2",
    "query": {
      "intervention": "Protein isolate",
      "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=Protein+isolate&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T13:55:56.426Z",
  "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": "NCT04239261",
      "title": "Serum-derived Bovine Immunoglobulin Effect on Mucositis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mucositis"
      ],
      "interventions": [
        {
          "name": "SBI",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "MercyOne Des Moines Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-01-17",
      "completion_date": "2023-01-24",
      "has_results": false,
      "last_update_posted_date": "2023-01-26",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 1,
      "location_summary": "Des Moines, Iowa",
      "locations": [
        {
          "city": "Des Moines",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04239261"
    },
    {
      "nct_id": "NCT00003367",
      "title": "Diet and PSA Levels in Patients With Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "green tea",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "soy protein isolate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "vitamin E",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 154,
      "start_date": "1998-04",
      "completion_date": "2002-12",
      "has_results": false,
      "last_update_posted_date": "2013-06-26",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003367"
    },
    {
      "nct_id": "NCT02024906",
      "title": "Effect of Soy Intake on Cardiovascular Disease Biomarkers in Subclinical Hypothyroid Participants",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Disease",
        "Subclinical Hypothyroid"
      ],
      "interventions": [
        {
          "name": "soy protein isolate (SPI)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "milk protein isolate (MPI)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Jill Hamilton-Reeves, PhD RD LD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "25 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-02",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2015-09-23",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02024906"
    },
    {
      "nct_id": "NCT02661425",
      "title": "Retrospective Study of IBS-D Patients Previously Receiving SBI",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diarrhoea Predominant Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "EnteraGam",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Entera Health, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 165,
      "start_date": "2015-12",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2016-09-12",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 16,
      "location_summary": "Greenwich, Connecticut • Hamdon, Connecticut • Coral Springs, Florida + 13 more",
      "locations": [
        {
          "city": "Greenwich",
          "state": "Connecticut"
        },
        {
          "city": "Hamdon",
          "state": "Connecticut"
        },
        {
          "city": "Coral Springs",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02661425"
    },
    {
      "nct_id": "NCT04004715",
      "title": "Effects of Protein Quality on Post-exercise Skeletal Muscle and Whole-body Protein Kinetics During Energy Deficit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Whole-body Protein Balance",
        "Muscle Protein Synthesis"
      ],
      "interventions": [
        {
          "name": "Essential Amino Acid Enriched Whey Protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Whey Protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Military Ration Entree",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "United States Army Research Institute of Environmental Medicine",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 10,
      "start_date": "2019-04-25",
      "completion_date": "2019-12-13",
      "has_results": false,
      "last_update_posted_date": "2020-03-12",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 1,
      "location_summary": "Natick, Massachusetts",
      "locations": [
        {
          "city": "Natick",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04004715"
    },
    {
      "nct_id": "NCT04018066",
      "title": "The Effect of Concord Grape Polyphenol-soy Protein Isolate Complex (GP-SPI) on Gut Microbiota",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mechanisms, Defense"
      ],
      "interventions": [
        {
          "name": "GP-SPI",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 34,
      "start_date": "2019-06-28",
      "completion_date": "2019-12-20",
      "has_results": true,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04018066"
    },
    {
      "nct_id": "NCT02730325",
      "title": "To Evaluate the Impact of SBI on C. Difficile in Hospitalized UC Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Clostridium Difficile"
      ],
      "interventions": [
        {
          "name": "Serum-derived bovine immunoglobulin/protein isolate (SBI)",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 10,
      "start_date": "2015-12",
      "completion_date": "2018-01-05",
      "has_results": false,
      "last_update_posted_date": "2021-11-18",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 3,
      "location_summary": "Miami, Florida • Chicago, Illinois",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02730325"
    },
    {
      "nct_id": "NCT06311058",
      "title": "Protein Supplementation After ACL Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "ACL Reconstruction"
      ],
      "interventions": [
        {
          "name": "Whey protein isolate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Protein + BAA",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "16 Years to 40 Years"
      },
      "enrollment_count": 102,
      "start_date": "2024-02-16",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06311058"
    },
    {
      "nct_id": "NCT00942513",
      "title": "Effect of Lactose, Fructose, Sucrose, Whey Protein, and Soy Protein on Substrate Absorption and Oxidation: a Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substrate Absorption",
        "Substrate Oxidation",
        "Glucose Regulation"
      ],
      "interventions": [
        {
          "name": "trt 1",
          "type": "OTHER"
        },
        {
          "name": "trt 2",
          "type": "OTHER"
        },
        {
          "name": "trt 3",
          "type": "OTHER"
        },
        {
          "name": "trt 4",
          "type": "OTHER"
        },
        {
          "name": "trt 5",
          "type": "OTHER"
        },
        {
          "name": "trt 6",
          "type": "OTHER"
        },
        {
          "name": "trt 7",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "United States Department of Agriculture (USDA)",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "25 Years to 65 Years · Male only"
      },
      "enrollment_count": 9,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2011-02-09",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 1,
      "location_summary": "Beltsville, Maryland",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00942513"
    },
    {
      "nct_id": "NCT02608658",
      "title": "Evaluation of Serum-Derived Bovine Immunoglobulin Protein Isolate in Subjects With Decompensated Cirrhosis With Ascites",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cirrhosis of the Liver",
        "Ascites",
        "Spontaneous Bacterial Peritonitis"
      ],
      "interventions": [
        {
          "name": "Medical food, EnteraGam (Serum-Derived Bovine Immunoglobulin)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "St. Louis University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 11,
      "start_date": "2016-03",
      "completion_date": "2017-04-27",
      "has_results": false,
      "last_update_posted_date": "2018-06-01",
      "last_synced_at": "2026-09-04T13:55:56.426Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02608658"
    }
  ]
}