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
Effect of Resveratrol Supplementation on Exercise Performance and Recovery
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18–40 · Men only
- RecruitingHealthy volunteers
The Lake Nona Life Project
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18–110
- RecruitingHealthy volunteers
Improving Psychological and Vestibular Health: MINDGAPS
University of Montana
- Location
- San Diego, CA + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Maternal Mental Health Access - MaMa
University of Utah
- Location
- Salt Lake City, UT
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Innate Immunity in Allergic Asthma
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Blood Collection for COM/BSBS
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
De-identified Human Tissue Project
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Extracellular Vesicles for HD
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteers
Contact Registry for Clinical Trials
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
HIV Prevention Intervention for Latino Male Couples
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18–100 · Men only
- RecruitingHealthy volunteers
Post Pandemic Pneumococcal Carriage Among Children and Adults
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 7 mo+
- RecruitingHealthy volunteers
Trout Consumption in Young Children and Families and Brain Health
University of Idaho
- Location
- Moscow, ID + 1 other US site
- Eligibility basics
- Ages 3+
- RecruitingHealthy volunteers
Robotic Balance Training to Improve Postural Control and Balance Post-Traumatic Brain Injury
Kessler Foundation
- Location
- West Orange, NJ
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Optimizing Infection Prophylaxis Prior to Shoulder Surgery
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18–89 · Men only
- RecruitingHealthy volunteers
Role of Nutrient Transit in Hyperinsulinemic Hypoglycemia
Stanford University
- Location
- Stanford, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Longitudinal Multi-Omic Profiles to Reveal Mechanisms of Obesity-Mediated Insulin Resistance
Stanford University
- Location
- Stanford, CA
- Eligibility basics
- Ages 35–65
- RecruitingHealthy volunteers
Obesity, Insulin Resistance, and PASC: Persistent SARS-CoV-2
Stanford University
- Location
- Palo Alto, CA
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 2
Tirzepatide: Reversal of Lipotoxicity and Adipose Tissue Dysfunction in Humans With Overweight/Obesity
Stanford University
- Location
- Palo Alto, CA
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
BASIS-T Efficacy Trial
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Beneficial Exposome Study
Stanford University
- Location
- Palo Alto, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Efficacy and Safety of a Proprietary Blend of Ashwagandha Root Extract (Aqueous) in Adult Men and Women With High Stress and Anxiety: A Randomized, Double-blind, Three-arm, Parallel, Placebo-controlled Study
SF Research Institute, Inc.
- Location
- San Francisco, CA
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Efficacy and Safety of Shatavari for Treatment of Menopausal Symptoms in Women: A Randomized, Double-blind, Three-arm, Parallel, Placebo-controlled Study
SF Research Institute, Inc.
- Location
- San Francisco, CA
- Eligibility basics
- Ages 45–55 · Women only
- RecruitingHealthy volunteers
Non-invasive Brain Stimulation for Treating Symptomatic Convergence Insufficiency
Midwestern University
- Location
- Downers Grove, IL
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteers
Regenerative Peripheral Nerve Interfaces to Treat Painful Digit and Hand Neuromas After Amputation
Medstar Health Research Institute
- Location
- Baltimore, MD
- 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.