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
The Short-term Verbal Memory Endophenotype for Developmental Language Disorder Language Disorder
Father Flanagan's Boys' Home
- Location
- Omaha, NE
- Eligibility basics
- Ages 5–10
- RecruitingHealthy volunteers
Feto-Endoscopic Tracheal Occlusion (FETO) for Severe Congenital Diaphragmatic Hernia
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18–50 · Women only
- RecruitingHealthy volunteers
Brown Adipose Tissue Activity in Response to Semaglutide Administered to Obese Subjects.
University of California, Los Angeles
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Family, Responsibility, Education, Support, and Health for Food Responsiveness
University of California, San Diego
- Location
- La Jolla, CA + 1 other US site
- Eligibility basics
- Ages 7–12
- RecruitingHealthy volunteersPhase 4
Use of Acthar Gel Single-Dose Pre-Filled SelfJectTM Injector in Patients With Moderate-Severe Keratitis and Autoimmune Disease
Toyos Clinic
- Location
- Nashville, TN
- Eligibility basics
- Ages 18–85
- RecruitingHealthy volunteersPhase 2
A Pilot Study of Non-invasive Brain Stimulation to Boost the Efficacy of Psychotherapy in a Community Sample of People Who Drink Alcohol
The Mind Research Network
- Location
- Albuquerque, NM
- Eligibility basics
- Ages 21–60
- RecruitingHealthy volunteers
Neurocognitive Abnormalities in Stimulant Abuse Among High-Risk Women
The Mind Research Network
- Location
- Albuquerque, NM
- Eligibility basics
- Ages 18–70 · Women only
- RecruitingHealthy volunteers
Diet and Active Lifestyle - Yuuyaraq (The Yup'ik Way of Life)
Oregon Health and Science University
- Location
- Bethel, AK
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Alveolar Macrophage Programming Following Endotoxin Exposure
National Jewish Health
- Location
- Denver, CO
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
Durometer for Measuring Uterine Tone
University of Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–50 · Women only
- RecruitingHealthy volunteersPhase 2
Efficacy and Safety of Topical Clascoterone (WINLEVI) Cream 1% in Patients With Facial Acneiform Rosacea
Narrows Institute for Biomedical Research
- Location
- Brooklyn, NY
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 3
Double Simultaneous Uterotonic Agents Versus Single Agent Regimen to Prevent Early Postpartum Hemorrhage
Stony Brook University
- Location
- Stony Brook, NY
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteersPhase 4
Effect of Omalizumab in the Skin of Food Allergy Patients
National Jewish Health
- Location
- Denver, CO
- Eligibility basics
- Ages 1–55
- RecruitingHealthy volunteers
Bedside Ultrasound of Gastric Contents in Pediatric Populations
Stanford University
- Location
- Stanford, CA
- Eligibility basics
- Ages 2–60
- RecruitingHealthy volunteers
Evaluation of Parent Toolkit 2.0 (Morehouse Family Health Study)
Child Trends
- Location
- Cairo, GA
- Eligibility basics
- Ages 12–15
- RecruitingHealthy volunteers
Thermogenenic Responses to Fasting and Overfeeding in Women
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 18–65 · Women only
- RecruitingHealthy volunteers
Passive Heat Therapy for Lowering Systolic Blood Pressure and Improving Vascular Function in Mid-life and Older Adults
University of Colorado, Boulder
- Location
- Boulder, CO
- Eligibility basics
- Ages 40+
- RecruitingHealthy volunteersPhase 3
Food Prescriptions to Promote Affordable Diets
Kaiser Permanente
- Location
- Pasadena, CA
- Eligibility basics
- Ages 2+
- RecruitingHealthy volunteers
Vaccine Confidence and Infodemic in Southeast Asia's Nusantara Sociocultural Sphere
University of California, Berkeley
- Location
- Berkeley, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Diagnosing Obstructive Sleep Apnea Using Electromyography of the Muscles of the Mouth
University of California, San Diego
- Location
- San Diego, CA
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Huntington's Disease Biobank: Advancing Remote Monitoring and Deep Phenotyping
Stanford University
- Location
- Palo Alto, CA
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteersPhase 4
Immunogenicity of Gardasil-9 HPV Vaccine in People Living With HIV
Louisiana State University Health Sciences Center in New Orleans
- Location
- New Orleans, LA
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Genetics of Appendix Cancer Study
Andreana Holowatyj, PhD, MSCI
- Location
- Nashville, TN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Temple Health Chest Initiative (THCI 2.0)
Temple University
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 50–80
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.