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
Prunes Preventing Bone Loss in Perimenopause
Penn State University
- Location
- University Park, PA
- Eligibility basics
- Ages 44–55 · Women only
- RecruitingHealthy volunteers
A Study of a Dietary Supplement on Serum Biomarkers in Children
SF Research Institute, Inc.
- Location
- San Francisco, CA
- Eligibility basics
- Ages 4–15
- RecruitingHealthy volunteers
Isolating and Mitigating Sequentially Dependent Perceptual Errors in Clinical Visual Search
University of California, Berkeley
- Location
- Berkeley, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Beat Childhood Cancer Specimen Banking and Data Registry
Giselle Sholler
- Location
- Little Rock, AR + 16 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
2177GCCC:ID'Ing tx Targets and Biomarkers for Ocular Surface Disease in Pt w/ oGVHD
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Neuromodulation and Neuroimaging in Older Children With Mild Traumatic Brain Injury
State University of New York at Buffalo
- Location
- Buffalo, NY
- Eligibility basics
- Ages 10–15
- RecruitingHealthy volunteers
Virtual Tai ji Quan Exercise to Prevent Falls in Older Adults
Oregon Research Institute
- Location
- Springfield, OR
- Eligibility basics
- Ages 65–90
- RecruitingHealthy volunteers
A Study of Neurodegeneration and Neuronal Fluctuations in Lewy Body Disease and Alzheimer's Disease
Mayo Clinic
- Location
- Scottsdale, AZ
- Eligibility basics
- Ages 50–95
- RecruitingHealthy volunteers
Mapping of Electrical Properties in the Brain
Mayo Clinic
- Location
- Scottsdale, AZ
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Filipino Family Health Initiative 1.0
Kaiser Permanente
- Location
- Pasadena, CA
- Eligibility basics
- Ages 8+
- RecruitingHealthy volunteers
Brain Health on College Campuses
The University of Texas at Dallas
- Location
- Dallas, TX + 1 other US site
- Eligibility basics
- Ages 18–110
- RecruitingHealthy volunteers
Impact of Depression on Thermoregulation
Penn State University
- Location
- University Park, PA
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteers
Mango Intake and Gut and Cardiometabolic Health in Hispanic/Latino Adolescents
University of California, Davis
- Location
- Davis, CA
- Eligibility basics
- Ages 12–19
- RecruitingHealthy volunteers
Adaptation and Pilot Testing of a Lung Cancer Screening Decision Aid for Patients From a Safety-Net Healthcare System
M.D. Anderson Cancer Center
- Location
- Houston, TX
- Eligibility basics
- Ages 50–80
- RecruitingHealthy volunteers
Linked Outcomes in Various EEG-Hyperscanning Setups
Spaulding Rehabilitation Hospital
- Location
- Charlestown, MA
- Eligibility basics
- Ages 20–60
- RecruitingHealthy volunteers
The DC Cohort Longitudinal HIV Status Neutral Study
George Washington University
- Location
- Washington D.C., DC + 13 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Blood Markers of Early Pancreas Cancer
University of Nebraska
- Location
- Omaha, NE
- Eligibility basics
- Ages 19+
- RecruitingHealthy volunteers
Montalcino Aortic Consortium: Precision Medicine for Heritable Thoracic Aortic Disease
The University of Texas Health Science Center, Houston
- Location
- Newport Beach, CA + 12 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Cervical Ripening as an Outpatient Method Using the Foley (COMFORT)
University of Pennsylvania
- Location
- Newark, DE + 5 other US sites
- Eligibility basics
- Ages 18–60 · Women only
- RecruitingHealthy volunteers
The Effects of Healthy Diets With Plant Oils on Heart and Metabolic Health
Penn State University
- Location
- University Park, PA
- Eligibility basics
- Ages 25–60
- RecruitingHealthy volunteers
Objective Assessment of Outcomes Following Immediate Lymphatic Reconstruction / LYMPHA
University of Chicago
- Location
- Chicago, IL
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Pathobiomes in Gut of Critically Ill Patients
University of Chicago
- Location
- Hyde Park, IL
- Eligibility basics
- Ages 18–85
- RecruitingHealthy volunteers
Power Training Progression Methods
University of Miami
- Location
- Coral Gables, FL
- Eligibility basics
- Ages 50–90
- RecruitingHealthy volunteers
Voices: Messages of Wisdom and Hope in the Face of Illness
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 18+
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.