{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Galacto-oligosaccharide",
    "query": {
      "intervention": "Galacto-oligosaccharide"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 11,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Galacto-oligosaccharide&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T16:48:41.655Z",
  "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": "NCT03747367",
      "title": "The Microbiome and Resilience to Sleep and Circadian Disruption",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Deprivation",
        "Circadian Dysregulation",
        "Stress"
      ],
      "interventions": [
        {
          "name": "Insufficient Sleep",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Prebiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Colorado, Boulder",
      "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": 55,
      "start_date": "2015-10-21",
      "completion_date": "2020-03-16",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 1,
      "location_summary": "Boulder, Colorado",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03747367"
    },
    {
      "nct_id": "NCT02355210",
      "title": "Use of a Novel Synbiotic to Change Human Gut Bacteria and Improve Health in Obese Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intestinal Microbiota and Barrier Function"
      ],
      "interventions": [
        {
          "name": "Bifidobacteria adolescentis BD1",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Bifidobacteria animalis subsp. lactis BB-12",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Bifidobacteria adolescentis BD1 and galactooligosaccharide",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Bifidobacteria animalis subsp. lactis BB-12 and galactooligosaccharide",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "galactooligosaccharide",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 151,
      "start_date": "2013-06",
      "completion_date": "2015-10",
      "has_results": true,
      "last_update_posted_date": "2021-11-23",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02355210"
    },
    {
      "nct_id": "NCT02953691",
      "title": "Exploring the Impact of Perioperative Galacto-Oligosaccharides (GOS) on Stress, Anxiety and Cognition",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anxiety",
        "Pain",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Galacto-Oligosaccharide",
          "type": "DRUG"
        },
        {
          "name": "Maltodextrin (Placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jeff Taekman, M.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-06-09",
      "completion_date": "2018-01-01",
      "has_results": false,
      "last_update_posted_date": "2018-01-31",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02953691"
    },
    {
      "nct_id": "NCT00810160",
      "title": "The Impact of Oligosaccharides and Bifidobacteria on the Intestinal Microflora of Premature Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Fecal Microflora in the Formula Fed Premature Infant"
      ],
      "interventions": [
        {
          "name": "ProlactPlus",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "GOS galacto-oligosaccharides",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Bifidobacterium infantis",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Bifidobacterium animalis",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 59,
      "start_date": "2009-06",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2017-07-13",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00810160"
    },
    {
      "nct_id": "NCT07494968",
      "title": "Defining Objective Markers of Compliance for Dietary Therapies in IBS",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Diet A - elimination diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diet B - healthy eating diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "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": 94,
      "start_date": "2026-05-11",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07494968"
    },
    {
      "nct_id": "NCT04373057",
      "title": "Prebiotic Galacto-oligosaccharide and Acute GVHD",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Acute GVHD"
      ],
      "interventions": [
        {
          "name": "Galacto-oligosaccharide",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Maltodextrin",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 128,
      "start_date": "2021-01-22",
      "completion_date": "2029-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 2,
      "location_summary": "Kansas City, Kansas • Durham, North Carolina",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04373057"
    },
    {
      "nct_id": "NCT03597516",
      "title": "Evaluation of the Efficacy, Durability, Safety, and Tolerability of RP-G28 in Patients With Lactose Intolerance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lactose Intolerance"
      ],
      "interventions": [
        {
          "name": "RP-G28",
          "type": "DRUG"
        },
        {
          "name": "Placebos",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ritter Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 557,
      "start_date": "2018-06-26",
      "completion_date": "2019-07-02",
      "has_results": false,
      "last_update_posted_date": "2019-07-08",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Chula Vista, California • Huntington Park, California + 31 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        },
        {
          "city": "Lincoln",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03597516"
    },
    {
      "nct_id": "NCT03563846",
      "title": "Effect of a Standard Meal on the Pharmacokinetic Profile of RP-G28 in Healthy Adult Male and Female Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lactose Intolerance"
      ],
      "interventions": [
        {
          "name": "RP-G28",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ritter Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 14,
      "start_date": "2018-03-09",
      "completion_date": "2018-04-13",
      "has_results": false,
      "last_update_posted_date": "2018-08-08",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03563846"
    },
    {
      "nct_id": "NCT03123510",
      "title": "Effect of a Synbiotic Supplement on a High-protein Diet",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Bifidobacterium spp plus bimuno- galacto-oligosaccharides",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "South Dakota State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 40,
      "start_date": "2017-03-01",
      "completion_date": "2017-11-01",
      "has_results": false,
      "last_update_posted_date": "2017-04-21",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 1,
      "location_summary": "Brookings, South Dakota",
      "locations": [
        {
          "city": "Brookings",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03123510"
    },
    {
      "nct_id": "NCT06068894",
      "title": "Safety, Tolerability, and Biosignature of Humanized Prebiotics in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intestinal Health"
      ],
      "interventions": [
        {
          "name": "\"Humanized\" galacto-oligosaccharides (hGOS)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Galacto-oligosaccharides (GOS)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Matching Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 60,
      "start_date": "2024-06-13",
      "completion_date": "2025-03-26",
      "has_results": true,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-09-24T16:48:41.655Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06068894"
    }
  ]
}