{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Dietary+Protein",
    "query": {
      "condition": "Dietary Protein"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 186,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Dietary+Protein&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-27T00:19:41.877Z",
  "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": "NCT04347447",
      "title": "Effect of Incorporating Lean Beef Into a Protein-rich Diet During Resistance Training on Muscle and Tendon Strength in Older Women",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sarcopenia",
        "Aging"
      ],
      "interventions": [
        {
          "name": "Exercise training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "60 Years to 80 Years · Female only"
      },
      "enrollment_count": 45,
      "start_date": "2020-05-01",
      "completion_date": "2024-12-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-29",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04347447"
    },
    {
      "nct_id": "NCT07477067",
      "title": "Exercise and Protein Efficiency in T2D",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes",
        "Control Condition"
      ],
      "interventions": [
        {
          "name": "12 week progressive exercise training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2026-02-09",
      "completion_date": "2028-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07477067"
    },
    {
      "nct_id": "NCT00812500",
      "title": "Dietary Protein Requirement of Elderly Men and Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age"
      ],
      "interventions": [
        {
          "name": "Lower Protein",
          "type": "OTHER"
        },
        {
          "name": "Medium Protein",
          "type": "OTHER"
        },
        {
          "name": "Higher Protein",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 48,
      "start_date": "2002-05",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2013-09-24",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00812500"
    },
    {
      "nct_id": "NCT05794555",
      "title": "LiveSMART Trial to Prevent Falls in Patients With Cirrhosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cirrhosis, Liver",
        "Portal Hypertension"
      ],
      "interventions": [
        {
          "name": "Enhanced Usual Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lactulose",
          "type": "DRUG"
        },
        {
          "name": "Investigator recommended exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "TeleTai-Chi (virtual)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "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": 230,
      "start_date": "2023-06-13",
      "completion_date": "2025-03-07",
      "has_results": false,
      "last_update_posted_date": "2025-09-10",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 3,
      "location_summary": "Ann Arbor, Michigan • Philadelphia, Pennsylvania • Dallas, Texas",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05794555"
    },
    {
      "nct_id": "NCT03832933",
      "title": "Comparing High and Normal Protein Diets for the Dietary Remission of Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Type 2",
        "Obesity",
        "Diet Modification"
      ],
      "interventions": [
        {
          "name": "High Protein Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Protein Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 117,
      "start_date": "2019-07-01",
      "completion_date": "2022-04-22",
      "has_results": false,
      "last_update_posted_date": "2022-05-10",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Aurora, Colorado",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03832933"
    },
    {
      "nct_id": "NCT00700804",
      "title": "Meat Protein and Calcium: Do They Interact Synergistically or Antagonistically?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Proteins"
      ],
      "interventions": [
        {
          "name": "High Protein Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low Protein Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "USDA Grand Forks Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "50 Years to 80 Years · Female only"
      },
      "enrollment_count": 34,
      "start_date": "2003-06",
      "completion_date": "2005-01",
      "has_results": true,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 1,
      "location_summary": "Grand Forks, North Dakota",
      "locations": [
        {
          "city": "Grand Forks",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00700804"
    },
    {
      "nct_id": "NCT00175097",
      "title": "Soybean Based Diets and CVD Risk Factors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypercholesterolemia"
      ],
      "interventions": [
        {
          "name": "Diet: soybeans and products made thereof",
          "type": "OTHER"
        },
        {
          "name": "Diet: soybean flour and products made thereof",
          "type": "OTHER"
        },
        {
          "name": "Diet: soybean milk",
          "type": "OTHER"
        },
        {
          "name": "Diet: Animal protein based diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2001-06",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2014-12-02",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00175097"
    },
    {
      "nct_id": "NCT03123510",
      "title": "Effect of a Synbiotic Supplement on a High-protein Diet",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Bifidobacterium spp plus bimuno- galacto-oligosaccharides",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "South Dakota State University",
      "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": 40,
      "start_date": "2017-03-01",
      "completion_date": "2017-11-01",
      "has_results": false,
      "last_update_posted_date": "2017-04-21",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 1,
      "location_summary": "Brookings, South Dakota",
      "locations": [
        {
          "city": "Brookings",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03123510"
    },
    {
      "nct_id": "NCT02135562",
      "title": "Protein-Sparing Modified Fast Intervention for Weight Loss in Obese Endometrial Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endometrial Cancer",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Dietary Intervention",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Informational Material",
          "type": "OTHER"
        },
        {
          "name": "Dietary Education",
          "type": "OTHER"
        },
        {
          "name": "Weight Maintenance",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Average score of Obesity and Weight-Loss Quality of Life Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 11,
      "start_date": "2014-08-08",
      "completion_date": "2017-04-19",
      "has_results": false,
      "last_update_posted_date": "2017-09-20",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 2,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02135562"
    },
    {
      "nct_id": "NCT00852267",
      "title": "Lipoprotein Effects of Substituting Beef Protein for Carbohydrate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Cardiovascular Disease",
        "Atherogenic Dyslipidemia"
      ],
      "interventions": [
        {
          "name": "High Carbohydrate, High Saturated Fat Diet",
          "type": "OTHER"
        },
        {
          "name": "Low Carbohydrate, High Saturated Fat Diet",
          "type": "OTHER"
        },
        {
          "name": "Low Carbohydrate, Low Saturated Fat Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UCSF Benioff Children's Hospital Oakland",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 67,
      "start_date": "2008-01",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2020-12-24",
      "last_synced_at": "2026-06-27T00:19:41.877Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00852267"
    }
  ]
}