{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Restriction",
    "query": {
      "intervention": "Dietary Restriction"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 662,
    "total_pages": 67,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Restriction&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T15:10:38.684Z",
  "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": "NCT03679260",
      "title": "Carbohydrate Restricted Diet Intervention for Men on Prostate Cancer Active Surveillance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Carbohydrate restricted diet",
          "type": "OTHER"
        },
        {
          "name": "Non-restricted diet",
          "type": "OTHER"
        },
        {
          "name": "Phone counseling with dietitian",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 22,
      "start_date": "2018-09-25",
      "completion_date": "2023-03-24",
      "has_results": false,
      "last_update_posted_date": "2023-03-30",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03679260"
    },
    {
      "nct_id": "NCT01015313",
      "title": "Effects of Intensified Sodium Management in Hemodialysis Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Renal Failure Chronic Requiring Hemodialysis"
      ],
      "interventions": [
        {
          "name": "intensive sodium management",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Renal Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2009-11",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2015-10-01",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 3,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01015313"
    },
    {
      "nct_id": "NCT05651620",
      "title": "The CALERIE™ Legacy Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Calorie Restriction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "33 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "33 Years to 70 Years"
      },
      "enrollment_count": 216,
      "start_date": "2023-04-06",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 3,
      "location_summary": "Baton Rouge, Louisiana • Boston, Massachusetts • St Louis, Missouri",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05651620"
    },
    {
      "nct_id": "NCT06325722",
      "title": "Diet Order Effects of Low Fat vs. Low Carb Diets on Body Fat Change",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Low-carbohydrate Diet",
          "type": "OTHER"
        },
        {
          "name": "Low-fat Diet",
          "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": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 42,
      "start_date": "2024-08-28",
      "completion_date": "2029-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06325722"
    },
    {
      "nct_id": "NCT01547494",
      "title": "A Nutritional Intervention for Migraines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraines"
      ],
      "interventions": [
        {
          "name": "Vegan Diet",
          "type": "OTHER"
        },
        {
          "name": "mixture of omega3 and vitamins",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Physicians Committee for Responsible Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2011-09",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2013-05-14",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "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/NCT01547494"
    },
    {
      "nct_id": "NCT01661777",
      "title": "Refractory Eustachian Tube Dysfunction: Are the Symptoms Related to Endolymphatic Hydrops",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eustachian Tube Dysfunction",
        "Endolymphatic Hydrops"
      ],
      "interventions": [
        {
          "name": "Nasal steroid",
          "type": "DRUG"
        },
        {
          "name": "Myringotomy tube placement",
          "type": "PROCEDURE"
        },
        {
          "name": "Diuretic",
          "type": "DRUG"
        },
        {
          "name": "Antihistamine",
          "type": "DRUG"
        },
        {
          "name": "Low salt diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-08",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2014-05-29",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01661777"
    },
    {
      "nct_id": "NCT04675775",
      "title": "The BRAINFOOD Trial to Prevent Recurrent Hepatic Encephalopathy.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cirrhosis",
        "Ascites",
        "Liver Diseases",
        "Frailty",
        "Sarcopenia",
        "Hepatic Encephalopathy"
      ],
      "interventions": [
        {
          "name": "Medically-tailored meals (MTM)",
          "type": "OTHER"
        },
        {
          "name": "Protein supplements",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Nutrition education handout",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2021-01-21",
      "completion_date": "2023-03-05",
      "has_results": true,
      "last_update_posted_date": "2024-03-06",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04675775"
    },
    {
      "nct_id": "NCT04678219",
      "title": "A Pilot Study Examining Diet in Primary Sclerosing Cholangitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Sclerosing Cholangitis"
      ],
      "interventions": [
        {
          "name": "Dietary Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2020-08-28",
      "completion_date": "2021-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04678219"
    },
    {
      "nct_id": "NCT00689819",
      "title": "Pre-clinical Cardiac Dysfunction Among Asymptomatic Hypertensive Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "High Blood Pressure",
        "Ventricular Hypertrophy",
        "Diastolic Dysfunction",
        "Systolic Dysfunction"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Weight Loss",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low Sodium Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smoking Cessation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pharmaceutical Therapy (no specific therapy; approach guided by the JNC 7 protocol guidelines)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "35 Years to 75 Years"
      },
      "enrollment_count": 123,
      "start_date": "2008-10",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2013-12-03",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00689819"
    },
    {
      "nct_id": "NCT00115063",
      "title": "LOSS- Louisiana Obese Subjects Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "group sessions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "sibutramine, orlistat, diethylpropion",
          "type": "DRUG"
        },
        {
          "name": "Low Calorie Diet, Health One",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intensive Medical Combination Therapy for Obesity",
          "type": "OTHER"
        },
        {
          "name": "Control Condition",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "20 Years to 60 Years"
      },
      "enrollment_count": 390,
      "start_date": "2005-07",
      "completion_date": "2008-01",
      "has_results": true,
      "last_update_posted_date": "2016-02-22",
      "last_synced_at": "2026-09-08T15:10:38.684Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00115063"
    }
  ]
}