{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Restriction+diet&page=4",
    "query": {
      "intervention": "Restriction diet",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 653,
    "total_pages": 66,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Restriction+diet&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Restriction+diet&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T04:46:19.359Z",
  "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": "NCT03437954",
      "title": "Outcomes of Post-operative Diet in Children Following Tonsillectomy and Adenoidectomy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Tonsillitis",
        "Sleep Disordered Breathing"
      ],
      "interventions": [
        {
          "name": "Diet modification",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "3 Years to 12 Years"
      },
      "enrollment_count": 86,
      "start_date": "2017-12-15",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-03-12",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03437954"
    },
    {
      "nct_id": "NCT03393195",
      "title": "Study of Time-restricted Eating on Weight Loss.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Time-restricted Eating plan",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Consistent Meal timing plan",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 137,
      "start_date": "2018-07-30",
      "completion_date": "2020-01-10",
      "has_results": false,
      "last_update_posted_date": "2020-03-03",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03393195"
    },
    {
      "nct_id": "NCT00457938",
      "title": "Novel Therapies for Metabolic Complications of Lipodystrophies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance",
        "Hypertriglyceridemia",
        "Diabetes",
        "Hepatic Steatosis"
      ],
      "interventions": [
        {
          "name": "low-fat diet ( Still recruiting )",
          "type": "OTHER"
        },
        {
          "name": "Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "14 Years to 70 Years"
      },
      "enrollment_count": 4,
      "start_date": "2006-04",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2018-10-16",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00457938"
    },
    {
      "nct_id": "NCT04141878",
      "title": "Dementia and Diabetes Prevention Program",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diet Skills",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2021-05-26",
      "completion_date": "2026-06-27",
      "has_results": false,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "Walnut Creek, California",
      "locations": [
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04141878"
    },
    {
      "nct_id": "NCT05114798",
      "title": "Time-restricted Eating Versus Daily Continuous Calorie Restriction on Body Weight and Colorectal Cancer Risk Markers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Time Restricted Eating",
        "Obesity",
        "Weight Loss",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Time restricted eating",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Calorie Restriction",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "45 Years to 70 Years"
      },
      "enrollment_count": 194,
      "start_date": "2022-05-17",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05114798"
    },
    {
      "nct_id": "NCT04259632",
      "title": "Prolonged Daily Fasting as a Viable Alternative to Caloric Restriction in At-Risk Obese Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Time Restricted Eating (TRE)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Caloric Restriction (CR)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "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": 115,
      "start_date": "2020-10-15",
      "completion_date": "2025-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04259632"
    },
    {
      "nct_id": "NCT01939262",
      "title": "The Impact of Dietary Restriction of Animal Protein and Fat on Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Limitation of Animal Fat and Protein in the Diet",
          "type": "OTHER"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Essentia Health",
      "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": 40,
      "start_date": "2010-12",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2013-09-20",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "Traverse City, Michigan",
      "locations": [
        {
          "city": "Traverse City",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01939262"
    },
    {
      "nct_id": "NCT04627688",
      "title": "Optimization of Diet Before Surgery (OptiSurg)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Surgery",
        "Time Restricted Feeding"
      ],
      "interventions": [
        {
          "name": "Time restricted feeding",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard dietary advices",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Centre Hospitalier Universitaire Vaudois",
      "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": "2021-01-25",
      "completion_date": "2023-07-01",
      "has_results": false,
      "last_update_posted_date": "2021-08-03",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04627688"
    },
    {
      "nct_id": "NCT04997161",
      "title": "Study of SZC and Enhanced Nutrition Advice Compared to SoC in Dialysis Patients With Hyperkalaemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hyperkalaemia"
      ],
      "interventions": [
        {
          "name": "Sodium Zirconium Cyclosilicate (SZC)",
          "type": "DRUG"
        },
        {
          "name": "Enhanced dietary advice",
          "type": "OTHER"
        },
        {
          "name": "Standard dietary advice including K+ restriction.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 3,
      "start_date": "2021-08-17",
      "completion_date": "2021-11-17",
      "has_results": true,
      "last_update_posted_date": "2023-01-19",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 1,
      "location_summary": "West Palm Beach, Florida",
      "locations": [
        {
          "city": "West Palm Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04997161"
    },
    {
      "nct_id": "NCT07184086",
      "title": "A Study to See How Metabolism is Influenced by Weight Loss Due to Intervention With Cagrilintide and Semaglutide Compared to Diet",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "CagriSema (Cagrilintide B + semaglutide I)",
          "type": "DRUG"
        },
        {
          "name": "Low Energy Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Novo Nordisk A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 80,
      "start_date": "2025-09-26",
      "completion_date": "2028-02-09",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-11T04:46:19.359Z",
      "location_count": 2,
      "location_summary": "Orlando, Florida • Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07184086"
    }
  ]
}