{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Gastrointestinal+Microbiome&page=2",
    "query": {
      "condition": "Gastrointestinal Microbiome",
      "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?condition=Gastrointestinal+Microbiome&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T07:49:12.601Z",
  "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": "NCT04114357",
      "title": "Effect of Prebiotics on the Gut Microbiome Profile and Beta Cell Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "Acetylated and Butyrylated High Amylose Maize Starch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "11 Years to 17 Years"
      },
      "enrollment_count": 12,
      "start_date": "2020-06-22",
      "completion_date": "2023-06-09",
      "has_results": true,
      "last_update_posted_date": "2024-10-01",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04114357"
    },
    {
      "nct_id": "NCT06098404",
      "title": "Correlates of CRCI and Gut Microbiome Dysbiosis; a Pilot Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "2024-03-04",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06098404"
    },
    {
      "nct_id": "NCT02400216",
      "title": "Deciphering the Mechanisms Involved in Microbial Translocation Across the Spectrum of HCV Associated Liver Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cirrhosis"
      ],
      "interventions": [
        {
          "name": "dual cholate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2015-05-29",
      "completion_date": "2017-04-25",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02400216"
    },
    {
      "nct_id": "NCT02780284",
      "title": "Microbiome, Exercise Tracking Study: Among Individuals at High Risk for Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Physical activity intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "21 Years to 69 Years"
      },
      "enrollment_count": 9,
      "start_date": "2015-03",
      "completion_date": "2020-09-15",
      "has_results": false,
      "last_update_posted_date": "2022-10-13",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02780284"
    },
    {
      "nct_id": "NCT01870544",
      "title": "Does Weight Loss Surgery and Probiotic Supplementation Lead to a \"Lean\" Gut Microbiota?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Lactobacillus Rhamnosus GG",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Tufts 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": 18,
      "start_date": "2013-09",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-02-10",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01870544"
    },
    {
      "nct_id": "NCT03051204",
      "title": "OptiCal Study -Optimizing Fecal Calprotectin Monitoring: a Clinical Study Comparing CalproLab Against PhiCal and Evaluating Its Association With the Gut Microbiome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Crohn Disease",
        "Ulcerative Colitis",
        "Irritable Bowel Syndrome",
        "Celiac Disease",
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "4 Years to 65 Years"
      },
      "enrollment_count": 175,
      "start_date": "2017-02-28",
      "completion_date": "2018-12-11",
      "has_results": false,
      "last_update_posted_date": "2023-09-22",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03051204"
    },
    {
      "nct_id": "NCT02142647",
      "title": "Effect of Protein From Complementary Foods on Infant Growth, Body Composition and Gut Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infant Growth",
        "Infant Body Fat",
        "Infant Gut Microbiome"
      ],
      "interventions": [
        {
          "name": "a high-protein complementary diet with meat",
          "type": "BEHAVIORAL"
        },
        {
          "name": "a high-protein complementary diet with dairy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "5 Months",
        "sex": "ALL",
        "summary": "1 Month to 5 Months"
      },
      "enrollment_count": 75,
      "start_date": "2014-03",
      "completion_date": "2018-08",
      "has_results": false,
      "last_update_posted_date": "2019-07-10",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02142647"
    },
    {
      "nct_id": "NCT06506786",
      "title": "Garden-fresh Foods and Gut Microbiomes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gut Microbiome"
      ],
      "interventions": [
        {
          "name": "Garden-fresh Produce",
          "type": "OTHER"
        },
        {
          "name": "Supermarket Produce",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Oregon",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 20,
      "start_date": "2023-07-01",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-07-17",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06506786"
    },
    {
      "nct_id": "NCT02558673",
      "title": "Trimethylamine-N-oxide Production and Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "TMAO dietary precursors",
          "type": "OTHER"
        },
        {
          "name": "Control (or active comparator)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "21 Years to 50 Years · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2014-05",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2016-11-02",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 2,
      "location_summary": "Ithaca, New York",
      "locations": [
        {
          "city": "Ithaca",
          "state": "New York"
        },
        {
          "city": "Ithaca",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02558673"
    },
    {
      "nct_id": "NCT05000502",
      "title": "Exercise, Gut Microbiome, and Breast Cancer: Increasing Reach to Underserved Populations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Female Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Home-based exercise intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 48,
      "start_date": "2021-09-01",
      "completion_date": "2024-01-31",
      "has_results": false,
      "last_update_posted_date": "2024-03-22",
      "last_synced_at": "2026-05-22T07:49:12.601Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05000502"
    }
  ]
}