{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Protein+Supplementation&page=2",
    "query": {
      "intervention": "Protein Supplementation",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Protein+Supplementation&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T22:20:28.286Z",
  "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": "NCT01956994",
      "title": "The Effect of Whey Protein Supplementation on Vascular and Cognitive Function in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Pressure"
      ],
      "interventions": [
        {
          "name": "Whey protein supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Carbohydrate supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Syracuse University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 99,
      "start_date": "2013-10",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-10-04",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 1,
      "location_summary": "Syracuse, New York",
      "locations": [
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01956994"
    },
    {
      "nct_id": "NCT01339494",
      "title": "Nitric Oxide Production in MELAS Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "MELAS Syndrome"
      ],
      "interventions": [
        {
          "name": "Arginine and citrulline supplementations",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "3 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2009-07",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2016-04-05",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01339494"
    },
    {
      "nct_id": "NCT02189889",
      "title": "Active Preoperative Anemia Management in Patients Undergoing Cardiac Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anemia",
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "EPO",
          "type": "DRUG"
        },
        {
          "name": "Feraheme",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 5,
      "start_date": "2013-04-09",
      "completion_date": "2019-07-26",
      "has_results": true,
      "last_update_posted_date": "2020-10-23",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02189889"
    },
    {
      "nct_id": "NCT02990533",
      "title": "Muscle Anabolic Interventions to Accelerate Recovery From Hospitalization in Geriatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Aging"
      ],
      "interventions": [
        {
          "name": "Testosterone",
          "type": "DRUG"
        },
        {
          "name": "Protein Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Injection",
          "type": "OTHER"
        },
        {
          "name": "Placebo supplement",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2016-09",
      "completion_date": "2020-11-08",
      "has_results": false,
      "last_update_posted_date": "2024-12-17",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02990533"
    },
    {
      "nct_id": "NCT01268111",
      "title": "Effect of Vitamin D Replacement on Insulin Sensitivity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Insulin Sensitivity"
      ],
      "interventions": [
        {
          "name": "Ergocalciferols",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Texas Tech University Health Sciences Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 12,
      "start_date": "2011-01",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 1,
      "location_summary": "Odessa, Texas",
      "locations": [
        {
          "city": "Odessa",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01268111"
    },
    {
      "nct_id": "NCT02881307",
      "title": "Ultrasound Assessment of Rheumatoid Arthritis Patients Who Changed Diet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rheumatoid Arthritis",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "Whey Protein&Prebiotic Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Dietary Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dietary recommendations",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "Veena Ranganath, MD, MS",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2016-10",
      "completion_date": "2022-05",
      "has_results": false,
      "last_update_posted_date": "2022-05-20",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02881307"
    },
    {
      "nct_id": "NCT05371145",
      "title": "Carnosine for Peripheral Arterial Disease Patients",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Peripheral Arterial Disease"
      ],
      "interventions": [
        {
          "name": "Carnosine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Shahid Baba",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "50 Years to 80 Years · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2023-03-01",
      "completion_date": "2024-12-30",
      "has_results": false,
      "last_update_posted_date": "2024-07-22",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05371145"
    },
    {
      "nct_id": "NCT04210284",
      "title": "Oral Nutritional Optimization in Total Joint Arthroplasty",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Ensure",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2021-07-06",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 2,
      "location_summary": "New York, New York • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04210284"
    },
    {
      "nct_id": "NCT01860404",
      "title": "BCAA Supplementation for Concussion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain Concussion"
      ],
      "interventions": [
        {
          "name": "Branched Chain Amino Acids",
          "type": "DRUG"
        },
        {
          "name": "Placebo solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "34 Years",
        "sex": "ALL",
        "summary": "11 Years to 34 Years"
      },
      "enrollment_count": 42,
      "start_date": "2014-01",
      "completion_date": "2023-01",
      "has_results": true,
      "last_update_posted_date": "2024-05-14",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01860404"
    },
    {
      "nct_id": "NCT00179166",
      "title": "Assessment of Metabolic Response in Critically Ill Patients With Acute Renal Failure",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Renal Failure"
      ],
      "interventions": [
        {
          "name": "TPN nutritional supplement",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "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": "2004-06",
      "completion_date": "2005-07",
      "has_results": false,
      "last_update_posted_date": "2010-09-27",
      "last_synced_at": "2026-09-21T22:20:28.286Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00179166"
    }
  ]
}