{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Fixed+diet",
    "query": {
      "intervention": "Fixed diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 115,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Fixed+diet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T15:03:48.708Z",
  "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": "NCT02572414",
      "title": "Men Together Making a Difference: Health Promotion for Black Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV",
        "Cardiovascular Disease",
        "Diabetes",
        "Hypertension",
        "Colon Cancer"
      ],
      "interventions": [
        {
          "name": "Health Promotion Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Awareness Control Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "40 Years and older · Male only"
      },
      "enrollment_count": 302,
      "start_date": "2015-01-08",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2019-02-06",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02572414"
    },
    {
      "nct_id": "NCT03541031",
      "title": "Micronutrients as Adjunctive Treatment for Bipolar Disorder",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Micronutrient & Fish oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Olive oil & Safflower oil",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Eastern Maine Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2018-05-29",
      "completion_date": "2019-06-30",
      "has_results": false,
      "last_update_posted_date": "2018-07-13",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "location_count": 1,
      "location_summary": "Bangor, Maine",
      "locations": [
        {
          "city": "Bangor",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03541031"
    },
    {
      "nct_id": "NCT05091801",
      "title": "Particle Size Project",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Test if Increased Chewing Will Increased Microbiota SCFA Production"
      ],
      "interventions": [
        {
          "name": "Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2021-10-26",
      "completion_date": "2022-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-04-14",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05091801"
    },
    {
      "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": "2026-09-08T15:03:48.708Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04675775"
    },
    {
      "nct_id": "NCT02837211",
      "title": "The TREND Study: Tapered Reduction in Energy Intake as a Novel Approach to Dieting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Tapered Low Calorie Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Traditional Low-Calorie Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 22,
      "start_date": "2016-08",
      "completion_date": "2018-05-11",
      "has_results": false,
      "last_update_posted_date": "2018-08-21",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02837211"
    },
    {
      "nct_id": "NCT05363631",
      "title": "Seleno-L Methionine (SLM)-Axitinib-Pembrolizumab",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Clear Cell Renal Cell Carcinoma",
        "Clear Cell Renal Cell Carcinoma Metastatic"
      ],
      "interventions": [
        {
          "name": "Selenomethionine (SLM)",
          "type": "DRUG"
        },
        {
          "name": "Axitinib",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mohammed Milhem",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2022-09-19",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-10",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05363631"
    },
    {
      "nct_id": "NCT00509067",
      "title": "Use of Galantamine and CDP-choline (Citicoline) to Treat Adults With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Galantamine",
          "type": "DRUG"
        },
        {
          "name": "CDP-choline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "risperidone, olanzapine, quetiapine, ziprasidone, and/or aripiprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Georgetown 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": 43,
      "start_date": "2007-11",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2018-04-11",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "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/NCT00509067"
    },
    {
      "nct_id": "NCT05894954",
      "title": "Precision Medicine Approach for Early Dementia & Mild Cognitive Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Dementia, Mild"
      ],
      "interventions": [
        {
          "name": "Precision Medicine Approach",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Hormones and Medications tailored to lab tests, combined with devices that support stress management and brain exercises",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Standard-of-Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lifestyle including diet, exercise, stress management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "COMBINATION_PRODUCT",
        "BEHAVIORAL"
      ],
      "sponsor": "Alzheimer's Prevention and Reversal Project, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "76 Years",
        "sex": "ALL",
        "summary": "45 Years to 76 Years"
      },
      "enrollment_count": 73,
      "start_date": "2023-07-31",
      "completion_date": "2026-02-09",
      "has_results": false,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "location_count": 6,
      "location_summary": "Folsom, California • San Rafael, California • Walnut Creek, California + 3 more",
      "locations": [
        {
          "city": "Folsom",
          "state": "California"
        },
        {
          "city": "San Rafael",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Rocky River",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05894954"
    },
    {
      "nct_id": "NCT06989320",
      "title": "Endogenous Oxalate Synthesis in Idiopathic Calcium Oxalate Kidney Stone Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stones",
        "Kidney Calculi",
        "Urolithiasis",
        "Urolithiasis, Calcium Oxalate",
        "Nephrolithiasis",
        "Nephrolithiasis, Calcium Oxalate",
        "Oxalate Urolithiasis",
        "Healthy",
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "Low-oxalate diet and glycolate dosing",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Oral glycolate dosing",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Oral 13C- ascorbic acid dosing",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 80,
      "start_date": "2025-05-27",
      "completion_date": "2031-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Dallas, Texas",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06989320"
    },
    {
      "nct_id": "NCT00820313",
      "title": "A Prospective Evaluation of Health Services Outcomes and Emerging Cardiovascular Disease Biomarkers",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Heart Disease",
        "Biomarkers of Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Dr. Dean Ornish Program for Reversing Heart Disease",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Preventive Medicine Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 131,
      "start_date": "2006-10",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2009-01-12",
      "last_synced_at": "2026-09-08T15:03:48.708Z",
      "location_count": 1,
      "location_summary": "Sausalito, California",
      "locations": [
        {
          "city": "Sausalito",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00820313"
    }
  ]
}