{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Whey+protein+supplement",
    "query": {
      "intervention": "Whey protein supplement"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 74,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Whey+protein+supplement&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-16T05:46:48.519Z",
  "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": "NCT01154400",
      "title": "Hydrolyzed Casein and Whey Protein Supplementation and the Addition of Leucine to Induce Protein Anabolism in Malnourished COPD Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Casein protein hydrolysates",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Whey protein hydrolysates",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Casein protein hydrolysates + LEU",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Whey protein hydrolysates + LEU",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2009-05",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2012-10-15",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01154400"
    },
    {
      "nct_id": "NCT02094781",
      "title": "Effect of Using Whey Protein and Creatine Supplements on Muscular Strength in Weight-training Adult Males",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nutritional Status"
      ],
      "interventions": [
        {
          "name": "Whey protein and creatine supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Whey protein only supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "18 Years to 35 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2013-12",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2014-12-15",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02094781"
    },
    {
      "nct_id": "NCT05589129",
      "title": "Whey Protein Supplementation in High School Athletes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Body Weight Changes",
        "Athletic Performance",
        "Recovery",
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Whey Protein Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Carbohydrate Placebo Control",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "13 Years to 18 Years"
      },
      "enrollment_count": 31,
      "start_date": "2022-07-14",
      "completion_date": "2022-10-28",
      "has_results": true,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05589129"
    },
    {
      "nct_id": "NCT06154161",
      "title": "Examining the Impact of High-protein Oral Supplement on Protein Status of Adults on Peritoneal Dialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Renal Failure",
        "Protein-Energy Malnutrition"
      ],
      "interventions": [
        {
          "name": "Whey protein supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2024-03-01",
      "completion_date": "2024-09-01",
      "has_results": false,
      "last_update_posted_date": "2025-04-04",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06154161"
    },
    {
      "nct_id": "NCT04949451",
      "title": "Time Restricted Feeding, Muscle, and Metabolism",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Whey protein supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Ketogenic aid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control group - time restricted feeding only",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Arkansas, Fayetteville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "25 Years to 50 Years"
      },
      "enrollment_count": 90,
      "start_date": "2021-06-13",
      "completion_date": "2025-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-08-26",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Fayetteville, Arkansas",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04949451"
    },
    {
      "nct_id": "NCT06946017",
      "title": "Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Digestive Health",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Fermented dairy protein with prebiotic fiber supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Arizona State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 114,
      "start_date": "2025-03-31",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06946017"
    },
    {
      "nct_id": "NCT01830946",
      "title": "Nighttime Macronutrient Choice and Combined Resistance and High-intensity Interval Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Whey Protein",
          "type": "OTHER"
        },
        {
          "name": "Combined Resistance and High-Intensity Interval training",
          "type": "OTHER"
        },
        {
          "name": "Casein Protein",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Florida State University",
      "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": 59,
      "start_date": "2011-09",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2013-04-15",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01830946"
    },
    {
      "nct_id": "NCT06311058",
      "title": "Protein Supplementation After ACL Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "ACL Reconstruction"
      ],
      "interventions": [
        {
          "name": "Whey protein isolate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Protein + BAA",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "16 Years to 40 Years"
      },
      "enrollment_count": 102,
      "start_date": "2024-02-16",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06311058"
    },
    {
      "nct_id": "NCT03603041",
      "title": "Nutrition, Body Composition, and Sleep",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Body Composition",
        "Strength",
        "Insulin Sensitivity",
        "Energy Expenditure"
      ],
      "interventions": [
        {
          "name": "Whey protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Omega-3 fatty acids",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Arkansas, Fayetteville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "Up to 85 Years · Female only"
      },
      "enrollment_count": 45,
      "start_date": "2018-07-16",
      "completion_date": "2020-09-15",
      "has_results": false,
      "last_update_posted_date": "2021-02-04",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Fayetteville, Arkansas",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03603041"
    },
    {
      "nct_id": "NCT03404271",
      "title": "Time-Restricted Feeding Plus Resistance Training in Active Females",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Active Females"
      ],
      "interventions": [
        {
          "name": "Beta-hydroxy beta-methylbutyrate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Resistance Training",
          "type": "OTHER"
        },
        {
          "name": "Protein Supplementation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Time-Restricted Feeding",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2018-01-17",
      "completion_date": "2018-08-15",
      "has_results": false,
      "last_update_posted_date": "2018-09-12",
      "last_synced_at": "2026-09-16T05:46:48.519Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03404271"
    }
  ]
}