{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Fiber+cycles+ARM+13",
    "query": {
      "intervention": "Fiber cycles ARM 13"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T05:47:56.292Z",
  "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": "NCT03925597",
      "title": "Multiomic Signatures of Microbial Metabolites Following Prebiotic Fiber Supplementation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prebiotics"
      ],
      "interventions": [
        {
          "name": "Fiber cycles ARM 1",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 2",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 3",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 4",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 5",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 6",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 7",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 8",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 9",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 10",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 11",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 12",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 13",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 14",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 15",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 16",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 17",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 18",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 19",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 20",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 21",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 22",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 23",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fiber cycles ARM 24",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 100,
      "start_date": "2020-01-21",
      "completion_date": "2025-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-26",
      "last_synced_at": "2026-09-02T05:47:56.292Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03925597"
    }
  ]
}