{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+protein+diet&page=3",
    "query": {
      "intervention": "High protein diet",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 348,
    "total_pages": 35,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+protein+diet&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+protein+diet&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T10:41:34.566Z",
  "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": "NCT00742157",
      "title": "Evaluate the Efficacy and Safety Growth Hormone, Glutamine and Diet in Patients With Short Bowel Syndrome (SBS)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Short Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Growth Hormone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "78 Years",
        "sex": "ALL",
        "summary": "19 Years to 78 Years"
      },
      "enrollment_count": 5,
      "start_date": "2003-09-01",
      "completion_date": "2008-10-20",
      "has_results": true,
      "last_update_posted_date": "2023-09-08",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00742157"
    },
    {
      "nct_id": "NCT00659672",
      "title": "Effect of Whey Protein on Blood Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High Blood Pressure"
      ],
      "interventions": [
        {
          "name": "Whey Protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Soy Protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control (carbohydrate)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "United States Department of Agriculture (USDA)",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "28 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "28 Years to 70 Years"
      },
      "enrollment_count": 35,
      "start_date": "2008-09",
      "completion_date": "2009-02",
      "has_results": false,
      "last_update_posted_date": "2011-02-09",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 1,
      "location_summary": "Beltsville, Maryland",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00659672"
    },
    {
      "nct_id": "NCT01841424",
      "title": "CO-OP Trial: Community-based Outreach on Obesity in Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "Dietary counseling. Maintain a food diary.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Missouri, Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 46,
      "start_date": "2013-06",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2018-04-30",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 2,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01841424"
    },
    {
      "nct_id": "NCT05236413",
      "title": "The Effect of a High Fiber Diet and High-Intensity Interval Exercise in Patients With HFpEF",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dietary Approaches to Stop Hypertension (DASH) Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise + DASH Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2022-04-01",
      "completion_date": "2025-08-01",
      "has_results": false,
      "last_update_posted_date": "2024-05-07",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05236413"
    },
    {
      "nct_id": "NCT03202914",
      "title": "Metabolomics for Identifying Biomarkers of Dietary Intake and Kidney Disease Progression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Modification",
        "Kidney Diseases, Chronic"
      ],
      "interventions": [
        {
          "name": "Usual protein and phosphorus diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low protein and phosphorus diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Very low protein and phosphorus",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "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": 840,
      "start_date": "1988-10",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2017-06-29",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03202914"
    },
    {
      "nct_id": "NCT06449287",
      "title": "Impact of Exogenous Ketones on Indices of Keto-Adaptation in Obese Subjects on Weight Reducing Diets.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ketogenic Diet",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Diet",
          "type": "OTHER"
        },
        {
          "name": "Blood Draw",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ketone/Glucose Monitoring",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Body Composition",
          "type": "OTHER"
        },
        {
          "name": "Urine Analysis",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Neuropsychological Measures - ANAM",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL",
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 37,
      "start_date": "2018-07-05",
      "completion_date": "2019-08-21",
      "has_results": false,
      "last_update_posted_date": "2024-12-19",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06449287"
    },
    {
      "nct_id": "NCT01146704",
      "title": "Gastrointestinal Hormonal Regulation of Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Protein powder supplement, standard dosage based on 0.5 gram protein per pound of subject's lean body mass",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Protein powder supplement, High Level Protein, based on 1 gram of protein per pound of lean body mass: 25% protein and 45% carbohydrate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2010-09-01",
      "completion_date": "2019-02-27",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 1,
      "location_summary": "West Los Angeles, California",
      "locations": [
        {
          "city": "West Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01146704"
    },
    {
      "nct_id": "NCT01064778",
      "title": "Glycemic Index and Brain Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Low GI",
          "type": "OTHER"
        },
        {
          "name": "High GI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "18 Years to 35 Years · Male only"
      },
      "enrollment_count": 12,
      "start_date": "2010-02",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2012-02-02",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01064778"
    },
    {
      "nct_id": "NCT02059811",
      "title": "Efficacy and Safety of the DASH Diet in Adults With Moderate Chronic Kidney Disease: Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "DASH Diet",
          "type": "OTHER"
        },
        {
          "name": "Control Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2014-02",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2014-10-03",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02059811"
    },
    {
      "nct_id": "NCT01265563",
      "title": "N-Acetylcysteine and Milk Thistle for Treatment of Diabetic Nephropathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diabetic Nephropathy",
        "Proteinuria",
        "Oxidative Stress"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine placebo and silibin placebo",
          "type": "DRUG"
        },
        {
          "name": "N-acetylcysteine active and silibin placebo",
          "type": "DRUG"
        },
        {
          "name": "N-acetylcysteine placebo and silibin active",
          "type": "DRUG"
        },
        {
          "name": "N-acetylcysteine active and silibin active",
          "type": "DRUG"
        },
        {
          "name": "N-acetylcysteine active + high-dose silibin active",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "76 Years",
        "sex": "ALL",
        "summary": "18 Years to 76 Years"
      },
      "enrollment_count": 108,
      "start_date": "2011-01",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2018-10-19",
      "last_synced_at": "2026-10-08T10:41:34.566Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01265563"
    }
  ]
}