{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Calorie+Restriction&page=5",
    "query": {
      "intervention": "Calorie Restriction",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 293,
    "total_pages": 30,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Calorie+Restriction&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Calorie+Restriction&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T12:22:59.929Z",
  "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": "NCT06079658",
      "title": "The Effects of Continuous vs. Intermittent Caloric Restriction on Fat Los",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Continuous Caloric Restriction versus Intermittent Caloric Restriction on Fat Loss",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Coastal Carolina University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 65 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2022-10-01",
      "completion_date": "2023-08-15",
      "has_results": false,
      "last_update_posted_date": "2023-10-12",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Conway, South Carolina",
      "locations": [
        {
          "city": "Conway",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06079658"
    },
    {
      "nct_id": "NCT04763902",
      "title": "Time Restricted Eating (TRE) Among Native Hawaiian/Pacific Islander Women at Risk for Endometrial Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endometrial Neoplasms"
      ],
      "interventions": [
        {
          "name": "Time Restricted Eating (TRE) Schedule",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Schedule",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "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": 39,
      "start_date": "2021-02-18",
      "completion_date": "2022-09-30",
      "has_results": true,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04763902"
    },
    {
      "nct_id": "NCT03489109",
      "title": "2-5 Intermittent Caloric Restriction in HIV",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Immunodeficiency Virus",
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "Intermittent fasting",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 35,
      "start_date": "2018-05-09",
      "completion_date": "2021-12-17",
      "has_results": true,
      "last_update_posted_date": "2022-10-21",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03489109"
    },
    {
      "nct_id": "NCT01419587",
      "title": "Ketogenic Diet With Chemoradiation for Lung Cancer (KETOLUNG)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Carcinoma, Non-Small-Cell Lung"
      ],
      "interventions": [
        {
          "name": "Ketogenic diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2011-07",
      "completion_date": "2017-07-11",
      "has_results": false,
      "last_update_posted_date": "2018-01-08",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01419587"
    },
    {
      "nct_id": "NCT03150381",
      "title": "Promoting Weight-Loss in African American Cancer Survivors in the Deep South",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Weight Loss Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Weight Loss Plus",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 369,
      "start_date": "2012-05-01",
      "completion_date": "2018-03-31",
      "has_results": false,
      "last_update_posted_date": "2018-05-16",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03150381"
    },
    {
      "nct_id": "NCT00878592",
      "title": "Effect of Dietary and Life Style Modification on Post Liver Transplant Obesity",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Liver Transplantation Weight Gain",
        "Post Liver Transplantation Obesity",
        "Nonalcoholic Steatohepatitis"
      ],
      "interventions": [
        {
          "name": "Dietary and life style modification",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2008-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2017-10-10",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00878592"
    },
    {
      "nct_id": "NCT07634926",
      "title": "Early Time-Restricted Eating for Cardiovascular Health",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Breakfast Skipper"
      ],
      "interventions": [
        {
          "name": "Early Time-Restricted Eating (eTRE)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2026-11-30",
      "completion_date": "2029-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07634926"
    },
    {
      "nct_id": "NCT04383951",
      "title": "Safety and Efficacy of Ketogenic Diet for Promoting Weight Loss in Obese Individuals With Compensated NASH Cirrhosis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "NASH - Nonalcoholic Steatohepatitis",
        "Cirrhosis, Liver"
      ],
      "interventions": [
        {
          "name": "Dietary consult for participants in the ketogenic diet arm",
          "type": "OTHER"
        },
        {
          "name": "Dietary consult for participants in the standard of care arm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2020-08-15",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04383951"
    },
    {
      "nct_id": "NCT05410353",
      "title": "Choosing Healthy Activities and Lifestyle Management Through Portal Support",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss",
        "Overweight and Obesity",
        "Behavior, Health"
      ],
      "interventions": [
        {
          "name": "Active Intervention Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Comparison Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Tennessee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 229,
      "start_date": "2023-02-24",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-20",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05410353"
    },
    {
      "nct_id": "NCT01716429",
      "title": "Healthy Eating for Reproductive Health: Greenville",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Polycystic Ovarian Syndrome",
        "Infertility",
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "Vegan diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low calorie diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2012-10",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2019-04-18",
      "last_synced_at": "2026-10-21T12:22:59.929Z",
      "location_count": 1,
      "location_summary": "Greenville, South Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01716429"
    }
  ]
}