{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lean+Beef+Diet",
    "query": {
      "intervention": "Lean Beef Diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 24,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lean+Beef+Diet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T12:39:25.671Z",
  "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": "NCT03785808",
      "title": "Reducing Insulin, Growth Hormones, and Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet Modification",
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Special Diet Therapy (low-carb)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Special Diet Therapy (low-fat)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Special Diet Therapy (USDA control)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2018-12-21",
      "completion_date": "2019-08-05",
      "has_results": false,
      "last_update_posted_date": "2019-08-12",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03785808"
    },
    {
      "nct_id": "NCT05456477",
      "title": "A Trial to Assess Diets Containing Beef vs. Poultry on Pancreatic Beta-Cell Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PreDiabetes"
      ],
      "interventions": [
        {
          "name": "Beef",
          "type": "OTHER"
        },
        {
          "name": "Poultry",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Midwest Center for Metabolic and Cardiovascular Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "74 Years",
        "sex": "ALL",
        "summary": "18 Years to 74 Years"
      },
      "enrollment_count": 29,
      "start_date": "2022-10-07",
      "completion_date": "2023-09-22",
      "has_results": false,
      "last_update_posted_date": "2023-10-18",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05456477"
    },
    {
      "nct_id": "NCT07254403",
      "title": "Anabolic Response to Beef vs Plant Protein in (Pre)Frail Older Adults Using a Novel Stable Isotope Pulse Method",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Protein Metabolism"
      ],
      "interventions": [
        {
          "name": "Beef",
          "type": "OTHER"
        },
        {
          "name": "Tofu",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "65 Years to 95 Years"
      },
      "enrollment_count": 60,
      "start_date": "2025-10-31",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-28",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07254403"
    },
    {
      "nct_id": "NCT01977885",
      "title": "Exercise-Induced Epigenetic Modifications in Obese Aging Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "High Protein Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Georgia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "64 Years",
        "sex": "FEMALE",
        "summary": "50 Years to 64 Years · Female only"
      },
      "enrollment_count": 21,
      "start_date": "2013-06",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2015-09-25",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "Athens, Georgia",
      "locations": [
        {
          "city": "Athens",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01977885"
    },
    {
      "nct_id": "NCT06976112",
      "title": "Impact of Lean Pork on Endothelial Function in Perimenopause",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Outcome",
        "Overweight and Obese Women",
        "Perimenopausal Women",
        "Vasomotor Symptoms (VMS)"
      ],
      "interventions": [
        {
          "name": "Pork Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Plant Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 55 Years · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2025-08-01",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2025-11-28",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06976112"
    },
    {
      "nct_id": "NCT00937638",
      "title": "Beef in an Optimal Lean Diet (BOLD) Effects on Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome",
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "BOLD Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "BOLD-X Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Modified DASH Diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "30 Years to 60 Years"
      },
      "enrollment_count": 63,
      "start_date": "2009-02",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2023-08-21",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00937638"
    },
    {
      "nct_id": "NCT02723617",
      "title": "The Dose-Response Effects of Lean Beef in a Mediterranean-Style Dietary Pattern on Cardiovascular Disease Risk Factors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "MED 0.5",
          "type": "OTHER"
        },
        {
          "name": "MED 2.5",
          "type": "OTHER"
        },
        {
          "name": "MED 5.5",
          "type": "OTHER"
        },
        {
          "name": "AAD 2.5",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "USDA Beltsville Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 66,
      "start_date": "2016-04-25",
      "completion_date": "2018-05-16",
      "has_results": false,
      "last_update_posted_date": "2019-05-01",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 2,
      "location_summary": "Beltsville, Maryland • University Park, Pennsylvania",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        },
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02723617"
    },
    {
      "nct_id": "NCT01893684",
      "title": "Dietary Intervention and Varying Physical Activity in Seniors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Higher Protein Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conventional Carbohydrate Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Georgia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "65 Years to 80 Years · Female only"
      },
      "enrollment_count": 81,
      "start_date": "2013-01-01",
      "completion_date": "2015-07-01",
      "has_results": false,
      "last_update_posted_date": "2017-09-07",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "Athens, Georgia",
      "locations": [
        {
          "city": "Athens",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01893684"
    },
    {
      "nct_id": "NCT02285907",
      "title": "Protein Quality on Appetite Control, Reward-driven Eating, & Subsequent Food Intake",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Appetite and General Nutritional Disorders"
      ],
      "interventions": [
        {
          "name": "Macronutrient and Fiber Matched BEEF",
          "type": "OTHER"
        },
        {
          "name": "Macronutrient and Fiber Matched SOY",
          "type": "OTHER"
        },
        {
          "name": "Serving Size Matched BEEF",
          "type": "OTHER"
        },
        {
          "name": "Serving Size Matched SOY",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 21,
      "start_date": "2012-05",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2019-05-15",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02285907"
    },
    {
      "nct_id": "NCT06433115",
      "title": "Effects of Lean Beef Consumption on Cardiometabolic Health and Gut Microbiome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet Intervention"
      ],
      "interventions": [
        {
          "name": "Lean (≥90%) Grass-Fed Beef",
          "type": "OTHER"
        },
        {
          "name": "Lean (≥90%) Grain-Fed Beef",
          "type": "OTHER"
        },
        {
          "name": "Plant-Based Meat",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 90,
      "start_date": "2024-06-11",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-08-01",
      "last_synced_at": "2026-09-07T12:39:25.671Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06433115"
    }
  ]
}