{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=5-day+controlled+metabolic+dietary+intake",
    "query": {
      "intervention": "5-day controlled metabolic dietary intake"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T01:18:28.796Z",
  "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": "NCT05808647",
      "title": "Low Energy Availability and Pituitary Function (LEAP Study)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypogonadotropic Hypogonadism"
      ],
      "interventions": [
        {
          "name": "5-day controlled metabolic dietary intake",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 25,
      "start_date": "2023-04",
      "completion_date": "2025-01",
      "has_results": false,
      "last_update_posted_date": "2023-04-11",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05808647"
    },
    {
      "nct_id": "NCT04448067",
      "title": "Dietary Incorporation of Lentils to Improve Metabolic Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Waist, Hypertriglyceridemic"
      ],
      "interventions": [
        {
          "name": "Dietary Lentil Intake",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Dietary Lentil CONTROL",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Montana State 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": 35,
      "start_date": "2019-01-19",
      "completion_date": "2019-12-13",
      "has_results": false,
      "last_update_posted_date": "2020-06-25",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 1,
      "location_summary": "Bozeman, Montana",
      "locations": [
        {
          "city": "Bozeman",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04448067"
    },
    {
      "nct_id": "NCT02110602",
      "title": "Dietary Intake and Circulating Levels of Branched Chain Amino Acids",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Intake of Branched Chain Amino Acids"
      ],
      "interventions": [
        {
          "name": "Diet high in amino acid levels",
          "type": "OTHER"
        },
        {
          "name": "Diet low in amino acid levels",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "MALE",
        "summary": "20 Years to 40 Years · Male only"
      },
      "enrollment_count": 5,
      "start_date": "2014-04",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2016-10-07",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02110602"
    },
    {
      "nct_id": "NCT04753359",
      "title": "Mediterranean Diet and Weight Loss: Targeting the Bile Acid/Gut Microbiome Axis to Reduce Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Diet Habit"
      ],
      "interventions": [
        {
          "name": "Med",
          "type": "OTHER"
        },
        {
          "name": "WL",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "45 Years to 75 Years"
      },
      "enrollment_count": 180,
      "start_date": "2022-02-01",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04753359"
    },
    {
      "nct_id": "NCT03076684",
      "title": "Gender Differences in the Metabolic Effects of Uric Acid",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hyperuricemia"
      ],
      "interventions": [
        {
          "name": "low-fructose diet",
          "type": "OTHER"
        },
        {
          "name": "Allopurinol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-03-03",
      "completion_date": "2019-03-13",
      "has_results": false,
      "last_update_posted_date": "2019-04-17",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03076684"
    },
    {
      "nct_id": "NCT03937960",
      "title": "Effect of Low Carbohydrate Versus Low Fat Diet in the Treatment of Dyslipidemia in Obese Children With Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome",
        "Obesity",
        "Dyslipidemias"
      ],
      "interventions": [
        {
          "name": "Carbohydrate restricted group",
          "type": "OTHER"
        },
        {
          "name": "Standard low fat diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 30,
      "start_date": "2020-01-01",
      "completion_date": "2021-02-28",
      "has_results": true,
      "last_update_posted_date": "2022-12-22",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03937960"
    },
    {
      "nct_id": "NCT02706262",
      "title": "Complex Effects of Dietary Manipulation on Metabolic Function, Inflammation and Health",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Metabolically abnormal obese - Mediterranean diet",
          "type": "OTHER"
        },
        {
          "name": "Metabolically abnormal obese - Low carbohydrate ketogenic diet",
          "type": "OTHER"
        },
        {
          "name": "Metabolically abnormal obese - Plant-based, very-low-fat diet",
          "type": "OTHER"
        },
        {
          "name": "Annual Follow-up Visits",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 180,
      "start_date": "2016-02",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-27",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02706262"
    },
    {
      "nct_id": "NCT01200940",
      "title": "Metabolic Effects of Non-Nutritive Sweeteners",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Sucralose",
          "type": "OTHER"
        },
        {
          "name": "Aspartame",
          "type": "OTHER"
        },
        {
          "name": "Acesulfame-Potassium",
          "type": "OTHER"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 118,
      "start_date": "2010-11-04",
      "completion_date": "2017-03-30",
      "has_results": false,
      "last_update_posted_date": "2021-01-22",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01200940"
    },
    {
      "nct_id": "NCT02158897",
      "title": "Multi-cycle Prolon Diet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Prolon diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "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": 102,
      "start_date": "2013-03",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2017-04-06",
      "last_synced_at": "2026-10-07T01:18:28.796Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02158897"
    }
  ]
}