{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Intestinal+Microbiome&page=19",
    "query": {
      "condition": "Intestinal Microbiome",
      "page": 19
    },
    "page_size": 10
  },
  "pagination": {
    "page": 19,
    "page_size": 10,
    "total_count": 680,
    "total_pages": 68,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Intestinal+Microbiome&page=20&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Intestinal+Microbiome&page=18&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T01:17:13.512Z",
  "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": "NCT04431960",
      "title": "Blackcurrants Modify Gut Microbiota and Reduce Osteoporosis and CVD Risk",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Postmenopausal Osteoporosis",
        "Gut Microbiota",
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "blackcurrant (BC) extract",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Connecticut",
      "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": 51,
      "start_date": "2021-07-20",
      "completion_date": "2022-10-03",
      "has_results": true,
      "last_update_posted_date": "2025-08-12",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "Storrs, Connecticut",
      "locations": [
        {
          "city": "Storrs",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04431960"
    },
    {
      "nct_id": "NCT04957511",
      "title": "Gut Microbiome and Treatment for Gynecological Cancer Patients Receiving Immunotherapy",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gynecologic Cancer",
        "Immunotherapy",
        "Gut Microbiome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Viome",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2021-06-29",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2025-01-29",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04957511"
    },
    {
      "nct_id": "NCT04100616",
      "title": "A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Obesity",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Overweight and Obesity",
        "Overweight or Obesity",
        "Obesity",
        "Obesity, Morbid",
        "Obesity, Abdominal",
        "Obesity; Familial",
        "Obesity; Endocrine",
        "Obesity, Visceral",
        "Obesity Hypoventilation Syndrome"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "ProgenaBiome",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2020-03-02",
      "completion_date": "2030-07",
      "has_results": false,
      "last_update_posted_date": "2025-06-05",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "Ventura, California",
      "locations": [
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04100616"
    },
    {
      "nct_id": "NCT01873170",
      "title": "Quantification of Immune Cells in Women Using Contraception (CHIC II)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV",
        "Immune Cells (Mucosal and Systemic)",
        "Contraception"
      ],
      "interventions": [
        {
          "name": "levonorgestrel exposure",
          "type": "DRUG"
        },
        {
          "name": "DMPA exposure",
          "type": "DRUG"
        },
        {
          "name": "etonogestrel exposure",
          "type": "DRUG"
        },
        {
          "name": "IUD insertion",
          "type": "DEVICE"
        },
        {
          "name": "subdermal contraceptive implant insertion",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "34 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 34 Years · Female only"
      },
      "enrollment_count": 326,
      "start_date": "2013-08",
      "completion_date": "2020-10",
      "has_results": false,
      "last_update_posted_date": "2021-12-27",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01873170"
    },
    {
      "nct_id": "NCT02842281",
      "title": "Microbiome Fructan Metabolism and Symptoms in Childhood IBS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Irritable Bowel Syndrome (IBS)"
      ],
      "interventions": [
        {
          "name": "Fructan",
          "type": "OTHER"
        },
        {
          "name": "Maltodextrin",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 55,
      "start_date": "2014-09",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2021-01-22",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02842281"
    },
    {
      "nct_id": "NCT03832439",
      "title": "Probiotic Supplementation on Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bariatric Surgery Candidate"
      ],
      "interventions": [
        {
          "name": "Probiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "microcrystalline cellulose",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 18,
      "start_date": "2019-01-17",
      "completion_date": "2021-04-28",
      "has_results": false,
      "last_update_posted_date": "2022-02-21",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03832439"
    },
    {
      "nct_id": "NCT05488912",
      "title": "Fiber-rich Foods, Weight Status, and the Gut Microbiota in NH Hispanic Adults at Risk for Food Insecurity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Food Insecurity",
        "Overweight and Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of New Hampshire",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 61,
      "start_date": "2022-03-28",
      "completion_date": "2024-10-10",
      "has_results": false,
      "last_update_posted_date": "2025-03-28",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "Durham, New Hampshire",
      "locations": [
        {
          "city": "Durham",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05488912"
    },
    {
      "nct_id": "NCT05321277",
      "title": "Response of Cardiometabolic Biomarkers and Gut Microbiota to Walnut Consumption",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "Walnuts",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "No-nut diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "45 Years to 70 Years"
      },
      "enrollment_count": 30,
      "start_date": "2022-04-19",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-02-10",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05321277"
    },
    {
      "nct_id": "NCT05152615",
      "title": "A Pilot Proof of Concept Study of the Effects of Administration of SCFA in Rheumatoid Arthritis (EASi-RA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Short Chain Fatty Acids (SCFA) Dietary Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2021-11-17",
      "completion_date": "2024-03-15",
      "has_results": false,
      "last_update_posted_date": "2024-06-24",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05152615"
    },
    {
      "nct_id": "NCT04857697",
      "title": "Effects of Probiotics on the Gut Microbiome and Immune System in Operable Stage I-III Breast or Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Breast Adenocarcinoma",
        "Stage I Lung Cancer AJCC v8",
        "Stage II Lung Cancer AJCC v8",
        "Stage III Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Probiotic",
          "type": "DRUG"
        },
        {
          "name": "Therapeutic Conventional Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2021-07-01",
      "completion_date": "2023-03-08",
      "has_results": false,
      "last_update_posted_date": "2023-04-21",
      "last_synced_at": "2026-10-26T01:17:13.512Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04857697"
    }
  ]
}