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
Mississippi Community Engagement Alliance (MS CEAL): Fostering Community Solutions
University of Mississippi Medical Center
- Location
- Greenwood, MS + 1 other US site
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteers
Alzheimer Prevention Trials (APT) Webstudy
University of Southern California
- Location
- San Diego, CA
- Eligibility basics
- Ages 50–85
- RecruitingHealthy volunteers
The VESPA Pilot Study
Wake Forest University
- Location
- Winston-Salem, NC
- Eligibility basics
- Ages 45–80
- RecruitingHealthy volunteers
Stress and Resilience
University of Washington
- Location
- Dallas, TX + 1 other US site
- Eligibility basics
- Ages 18–30
- RecruitingHealthy volunteers
Addressing Cardiometabolic Health In Populations Through Early Prevention in the Great Lakes Region Project 1 - Epidemiology (ACHIEVE P1-EPI)
Wayne State University
- Location
- Detroit, MI
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Pilot Study of the YES-CAN! Program to Prevent Youth Nicotine Vaping
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 9+
- RecruitingHealthy volunteers
Comparison of Methods for Recording Post Operative Pain
University of California, San Francisco
- Location
- San Francisco, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Transcutaneous Electrical Stimulation and Controlled Heat in People With and Without Diabetes
Western Michigan University
- Location
- Kalamazoo, MI
- Eligibility basics
- Ages 45–75
- RecruitingHealthy volunteers
Ketone Monoester Supplements, High Altitude, and Brain Blood Flow During Exercise
McMaster University
- Location
- Bishop, CA
- Eligibility basics
- Ages 18–35
- RecruitingHealthy volunteers
The Precision Nutrition New York Study
Cornell University
- Location
- Ithaca, NY
- Eligibility basics
- Ages 21–50
- RecruitingHealthy volunteers
Testicular Evaluation of Azoospermia Using Micro-Ultrasound
Paul Shin
- Location
- Rockville, MD
- Eligibility basics
- Ages 18+ · Men only
- RecruitingHealthy volunteersPhase 4
ANCHORS Alcohol & Sexual Health Study: UH3 Project
University of Florida
- Location
- Gainesville, FL
- Eligibility basics
- Ages 18–30 · Men only
- RecruitingHealthy volunteers
Tracking Early Emergence of Sound Perception Impairments in FXS With Multimodal fNIRS/EEG-Preschool Age
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 2–4
- RecruitingHealthy volunteers
Multimodal Musical Stimulation for Healthy Neurocognitive Aging
Northeastern University
- Location
- Boston, MA
- Eligibility basics
- Ages 18–95
- RecruitingHealthy volunteers
Ovarian PRP Injections for Improved Embryo Quality Using Embryo Quality Score
Generation Next Fertility
- Location
- New York, NY
- Eligibility basics
- Ages 18–47 · Women only
- RecruitingHealthy volunteers
Video-feedback Intervention to Promote Racial-Ethnic Socialization Competency (VIP-RACE)
Penn State University
- Location
- Harrisburg, PA
- Eligibility basics
- Ages 10–14
- RecruitingHealthy volunteers
FRESH-EATS Project
University of South Florida
- Location
- Tampa, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
The Epidemiology and Pathophysiology of Kidney Disease in HFpEF With Obesity
University of Mississippi Medical Center
- Location
- Jackson, MS
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteers
Hands and Hearts Together
University of Maryland, College Park
- Location
- Bethlehem, PA
- Eligibility basics
- Ages 8 mo+
- RecruitingHealthy volunteersPhase 4
Neural Circuit Effects of Ketamine in Depression
Icahn School of Medicine at Mount Sinai
- Location
- New York, NY
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Encoding Temporal Fine Structure for Cochlear Implants
University of Southern California
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
TrialNet Pathway to Prevention of T1D
University of South Florida
- Location
- Orange, CA + 16 other US sites
- Eligibility basics
- Ages 2–45
- RecruitingHealthy volunteers
Non-invasive Nerve Stimulation for PTSD and Sleep
University of Florida
- Location
- Gainesville, FL + 2 other US sites
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteers
Glycemic/Insulinemic Effects of Fresh Mango as a Sugar Substitute in Realistic Breakfasts.
Ball State University
- Location
- Muncie, IN
- Eligibility basics
- Ages 18–45
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.