Core: healthy volunteers
Studies for healthy volunteers recruiting now
These studies say in their official record that they accept healthy volunteers. Many are Phase 1 studies that test how a new medicine is absorbed and tolerated; others recruit healthy people as a comparison group alongside patients.
5,002 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
More recruiting studies (pay not posted)
- RecruitingHealthy volunteers
Outreach Project to Connect Underrepresented Populations to Clinical Trials at Ohio State University, CUSP2CT Project Trial
Ohio State University Comprehensive Cancer Center
- Location
- Columbus, OH
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Beta Amyloid PET Imaging for Alzheimer Disease With [18F]-Fluselenamyl
Washington University School of Medicine
- Location
- St Louis, MO
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2/Phase 3
Naltrexone for Overdose Prevention
University of California, San Francisco
- Location
- San Francisco, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Improving Food Access in East Flatbush Through a Community Partner Coalition in New York City (NYC)
NYU Langone Health
- Location
- New York, NY
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Ex Vivo Expansion (ACT-X)
Mayo Clinic
- Location
- Jacksonville, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Increasing Germline Genetic Testing for Patients With Cancer
Josh Peterson
- Location
- Los Angeles, CA + 9 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Increased Dietary Protein Intake During GLP-1 Medication Use (in Middle-aged Women With Overweight/Obesity)
University of Texas at Austin
- Location
- Austin, TX
- Eligibility basics
- Ages 30–60 · Women only
- RecruitingHealthy volunteers
Skeletal Muscle Energetics and Fatiguability in Older Individuals
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 60–90
- RecruitingHealthy volunteers
Implementation Supports to Reduce Burnout in Therapists Delivering Child Trauma EBPs
San Diego State University
- Location
- San Diego, CA
- Eligibility basics
- Ages 3–99
- RecruitingHealthy volunteers
Study of Low-intensity Focused Ultrasound Effects on Heat Evoked fMRI Signals
Virginia Polytechnic Institute and State University
- Location
- Roanoke, VA
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Gait Adaptation and Biofeedback for Cerebral Palsy
University of Washington
- Location
- Saint Paul, MN
- Eligibility basics
- Ages 7–18
- RecruitingHealthy volunteersPhase 2
Enfortumab Vedotin for the Treatment of Patients With Metastatic or Unresectable Squamous Cell Carcinoma of the Penis
Mayo Clinic
- Location
- Phoenix, AZ + 2 other US sites
- Eligibility basics
- Ages 18+ · Men only
- RecruitingHealthy volunteers
Characterization and Natural History of Williams Syndrome and Other Chromosome 7q11.23 Variants
University of Pennsylvania
- Location
- Philadelphia, PA
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteersPhase 2
Phase 2 Study of Apremilast in Women and Men With Alcohol Use Disorder
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 21–65
- RecruitingHealthy volunteers
Sisters for Heart Health: A Community Health Worker Initiative for Improving Heart Health in Farmworker Women
Emory University
- Location
- Ellenton, GA
- Eligibility basics
- Ages 18–50 · Women only
- RecruitingHealthy volunteersPhase 2
Translation of Acoustic Angiography: Contrast Enhanced Super Resolution (CESR) Imaging
UNC Lineberger Comprehensive Cancer Center
- Location
- Chapel Hill, NC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Early Childhood Dietary Assessment Study
The University of Tennessee, Knoxville
- Location
- Knoxville, TN
- Eligibility basics
- Ages 2–5
- RecruitingHealthy volunteers
fNIRS for Disorders of Consciousness
University of California, Los Angeles
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Hyperpolarized Carbon Metabolic Imaging in Multiple Sclerosis
Ari Green
- Location
- San Francisco, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Retinal Imaging in Patients With Inherited Retinal Degenerations
University of California, San Francisco
- Location
- San Francisco, CA
- Eligibility basics
- Ages 13+
- RecruitingHealthy volunteers
Pathological Basis of MRI Signal Changes in Multiple Sclerosis
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteers
Developing and Testing Health Warning Labels on the ENDS Device
Florida International University
- Location
- Miami, FL
- Eligibility basics
- Ages 21–35
- RecruitingHealthy volunteers
Supraspinal Processing of Sensory Aspects of Pain
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 10–17
- RecruitingHealthy volunteers
The Development and Evaluation of a Culturally Grounded ENDS Intervention for Rural Hawaiian Youth
University of Hawaii
- Location
- Honolulu, HI
- Eligibility basics
- Ages 10–14
Who these studies look for
“Healthy” is decided at screening, not by you. Sites usually check vital signs, blood and urine tests, an ECG, your medications and sometimes your BMI or smoking status. A study can still turn you away for reasons that have nothing to do with being unwell, such as timing or a full roster.
Matching a page like this one never means you qualify. Each research team decides eligibility at screening.
Questions
Do healthy volunteer studies pay?
Many do, because volunteers give up time and follow strict schedules, but amounts are set by each study and are usually only confirmed by the research site. When a record states an amount we show the exact wording; otherwise we say compensation is not disclosed.
What happens at a screening visit?
Expect consent paperwork first, then a health questionnaire, vital signs, blood and urine samples and often an ECG. You can ask questions and withdraw at any time, before or after you sign.