{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=overfeeding&page=2",
    "query": {
      "intervention": "overfeeding",
      "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?intervention=overfeeding&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-20T00:42:45.371Z",
  "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": "NCT01672632",
      "title": "Fat Cell Size and Overfeeding and Etopic Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Over Eating"
      ],
      "interventions": [
        {
          "name": "Overfeeding",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 40,
      "start_date": "2008-05",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2021-05-03",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01672632"
    },
    {
      "nct_id": "NCT01043978",
      "title": "Prevention of Overfeeding During Infancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Use of baby bottle nipple",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "3 Months",
        "sex": "ALL",
        "summary": "Up to 3 Months"
      },
      "enrollment_count": 231,
      "start_date": "2010-04",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2012-08-24",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01043978"
    },
    {
      "nct_id": "NCT01081340",
      "title": "Building Social Networks to Enhance Postpartum Weight Loss and Appropriate Infant Feeding Practices",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Social network building intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Home visit",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 41,
      "start_date": "2010-05",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2018-08-13",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01081340"
    },
    {
      "nct_id": "NCT04069351",
      "title": "Body Composition Changes During Overfeeding Plus Resistance Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Gain",
        "Resistance Training",
        "Overeating"
      ],
      "interventions": [
        {
          "name": "High-calorie mass gainer supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Resistance Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "MALE",
        "summary": "18 Years to 40 Years · Male only"
      },
      "enrollment_count": 32,
      "start_date": "2019-09-18",
      "completion_date": "2019-11-26",
      "has_results": false,
      "last_update_posted_date": "2020-05-07",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04069351"
    },
    {
      "nct_id": "NCT00523627",
      "title": "Effects of Diet Changes on Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 203,
      "start_date": "2008-05-22",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00523627"
    },
    {
      "nct_id": "NCT03857048",
      "title": "Adaptive Responses to Overfeeding and Weight",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Weight Loss",
          "type": "OTHER"
        },
        {
          "name": "Exercise training",
          "type": "OTHER"
        },
        {
          "name": "Overfeeding",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "30 Years to 50 Years"
      },
      "enrollment_count": 75,
      "start_date": "2019-02-15",
      "completion_date": "2024-01-01",
      "has_results": false,
      "last_update_posted_date": "2023-04-07",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03857048"
    },
    {
      "nct_id": "NCT00355784",
      "title": "Growth Hormone as a Determinant of Weight Regulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "overfeeding",
          "type": "OTHER"
        },
        {
          "name": "growth hormone treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 24,
      "start_date": "2005-09",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2016-01-01",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00355784"
    },
    {
      "nct_id": "NCT05545306",
      "title": "The Effects of Increasing Caloric Intake on Diet-Induced Thermogenesis and 24h Energy Expenditure",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Normal Physiology",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "+200% of dietary requirements, 50% of calories from carbohydrates, 20% from protein, and 30% from fat",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "fasting",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "-50% of energy balance requirements. 50% of calories from carbohydrates, 20% from protein, and 30% from fat",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "+150% of energy balance requirements, 50% of calories from carbohydrates, 20% from protein, and 30% from fat",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "+200% of dietary requirements, 51% of the calories from carbohydrates, 46%, from fat and 3% from protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "-25% of energy balance requirements, 50% of calories from carbohydrates, 20% from protein, and 30% from fat",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "+150% of dietary requirements, 51% of the calories from carbohydrates, 46%, from fat and 3% from protein",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 120,
      "start_date": "2023-06-06",
      "completion_date": "2027-02-02",
      "has_results": false,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05545306"
    },
    {
      "nct_id": "NCT04583514",
      "title": "Testing the Adipose Expandability Hypothesis In Vivo During Overfeeding",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity",
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "Control",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Overfeeding",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "42 Years",
        "sex": "ALL",
        "summary": "18 Years to 42 Years"
      },
      "enrollment_count": 58,
      "start_date": "2020-09-15",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04583514"
    },
    {
      "nct_id": "NCT02084641",
      "title": "Adipose Tissue Response to Overfeeding in Insulin Resistance-Prone vs. Insulin Sensitive Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Over feeding",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "35 Years to 65 Years"
      },
      "enrollment_count": 58,
      "start_date": "2011-09",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-09-20T00:42:45.371Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02084641"
    }
  ]
}