Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Healthy: early-phase trial registry
225 of 1,096 indexed Healthy trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #2 of 28,707 conditions by registered trial count.
1,096 US clinical trials · 225 currently recruiting · #2 of 28,707 conditions by registered trial count
Healthy: 1,096 US clinical trials tracked, 225 recruiting.
Healthy is the subject of 1,096 registered US clinical trials on ClinicalTrials.gov, 225 of them currently open to new participants. 43 are in Phase 3-4 (later-stage) and 546 in Phase 1-2 (earlier-stage). The most active sponsor is Eli Lilly and Company, running 55 of these trials.
Enrollment posture brief
Registry condition healthy
OPEN 225 | RECR 21% | LATE 43 | EARLY 546 | RANK #2 | SPON 55
Volume-matched condition peers
Nearest open-share peer: Psoriasis (20% recruiting · 127 trials)
Healthy lists 225 open slots (21% of 1,096 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Healthy on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Healthy is recruiting below its size-band peers.
225 of 1,096 indexed trials (20.5%) are open to enrollment, against a 37.1% average across 139 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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Sponsorship of Healthy trials is spread across many organizations.
Eli Lilly and Company accounts for 55 of 1,096 trials (5%). 429 distinct sponsors appear on at least one study for this condition label.
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Most Healthy trials plan to enrol fewer than 100 people.
Median target enrolment is 40 among the 1,091 trials that report a genuine target (sentinel values excluded). 851 of those (78%) plan for fewer than 100 participants.
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Healthy research is mostly interventional.
905 interventional and 191 observational studies make up this index (82.6% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
1,096 total, page 6 of 22
Blood Vessel Anatomy and Blood Flow Regulation
University of Wisconsin, Madison
NCT05396287
A Trial to Evaluate Tolerability and Immunogenicity of V540D in Healthy Adults (V540D-004)
Merck Sharp & Dohme
NCT06688058
Safety and Immunogenicity of V540B in Healthy Adults (V540B-002).
Merck Sharp & Dohme
NCT06623409
A Study to Learn How Different Amounts of the Study Medicine Called PF-08049820 Are Tolerated and Act in the Body in Healthy Adults
Pfizer
NCT06686797
Registry for Mayo Clinic Adult Congenital Heart Disease Control Population
Mayo Clinic
NCT05773300
Racial/Ethnic in Calcium and Sodium Metabolism
San Diego State University
NCT05537857
A Clinical Trial to Evaluate the Effect of Ulonivirine (MK-8507) on Heart Rhythm in Healthy Adults (MK-8507-012)
Merck Sharp & Dohme
NCT07305831
Vitamin and Mineral Absorption From Milk and PBMAs
Clinical Nutrition Research Center, Illinois Institute of Technology
NCT05898217
A Clinical Trial of Enlicitide and Rosuvastatin in Healthy Adults (MK-0616-039)
Merck Sharp & Dohme
NCT07300280
Resistance Training With Blood Flow Restriction
University of Oklahoma
NCT05863039
A Study of SPY003-207 in Healthy Volunteers
Spyre Therapeutics
NCT06873724
A Study of Adipose Tissue in Adaptive Responses to Exercise
Mayo Clinic
NCT06053125
American Cranberries to Prevent UTIs in Susceptible Women
University of Florida
NCT04626362
The Physiological Chronobiome Modified by Age, Sex and Under Evoked Conditions
University of Pennsylvania
NCT04225442
Study to Assess the Safety, Tolerability, PK and PD of ABX1100
Aro Biotherapeutics
NCT06109948
Olive Oil Polyphenols and Cardiovascular Health Biomarkers
University of California, Davis
NCT04149288
Methylation Diet and Lifestyle Study
National University of Natural Medicine
NCT03472820
Effects of Fish Oil and Red Wine on Oxidative Stress Biomarkers
Carsten Skarke, MD
NCT00682318
Clinical Validation of the Norbert Health Device for Pulse Rate Measurement at Vigilant Clinical Testing
Norbert Health
NCT06917352
A Study of Hydrogen Peroxide-Generating E-bandage Safety
Mayo Clinic
NCT05940207
MOS Prebiotic Potential in Older Adults
University of Florida
NCT05939336
Effects of Vibration on Motor Function of Survivors of Chronic Stroke
Shirley Ryan AbilityLab
NCT06663501
Effects of a Mushroom Blend on Gastrointestinal Symptoms and the Microbiome
University of South Carolina
NCT07027462
Role of Sympathetic Vasoconstriction on Insulin-Mediated Microvascular Recruitment and Glucose Uptake in Obesity
Vanderbilt University Medical Center
NCT03318094
Clinical Study to Assess the Effects of Prebiotic and Probiotic Supplement
Olly, PBC
NCT06794619
A Study to Test the Effects of Nezavist at Different Doses in Healthy Adults
Lohocla Research Corporation
NCT06633562
A Study of Pharmacokinetics and Safety of LY3537031 in Participants With Normal Renal Function and Participants With Renal Impairment
Eli Lilly and Company
NCT07165015
A Clinical Trial of MK-1167 in Healthy Adults (MK-1167-010)
Merck Sharp & Dohme
NCT07266818
Lipidomics Screening of Anti-inflammatory Drugs and Drug Candidates in Vitro - Part A
University of Pennsylvania
NCT02095288
Glucagon Suppression by Hyperglycemia in the Presence and Absence of Amino Acid Infusion
Mayo Clinic
NCT05264727
High-field Brain Magnetic Resonance Spectroscopy
University of Minnesota
NCT02053701
Effects of CBD on 2 Mile Run Time Trial Performance
University of Northern Colorado
NCT06364254
Spectral Characteristics of Memory Transformation
Medical University of South Carolina
NCT05946616
Xanthohumol Metabolism and Signature
National University of Natural Medicine
NCT03735420
Study of Radiotracer [18F]Fluortriopride ([18F]FTP) by PET/CT
University of Pennsylvania
NCT02379338
Sallie Life U Feasibility Study
Life University
NCT06812897
Lipids and Energy Study: Optimizing the Analysis of Lipids and Energy Metabolism in Blood Samples
Ohio State University
NCT04981288
Pharmacokinetics of Transdermal Metronidazole
University of Iowa
NCT05929794
A Study to Evaluate Safety, Pharmacokinetics (PK), and Pharmacodynamics (PD) of Multiple Doses of VIS954
Visterra
NCT06937593
Air Pollution, Asthma and Circadian Clocks
University of Pennsylvania
NCT03406351
Comparing the Effects of Psilocin and Psilocybin in Healthy Adults
University of California, San Francisco
NCT05317689
Time and Nutrient-Dependent Effects of Aerobic Exercise on Metabolism in Adults (TANDEM Study)
University of Colorado, Denver
NCT06311487
Characterizing the Scalp Tolerability of TMS
Florida State University
NCT06354686
Target Engagement of Terazosin in Healthy Adults
University of Iowa
NCT04551040
Study Evaluating the Bioavailability of Miricorilant With Optional Food Effect Assessment in Healthy Adult Subjects
Corcept Therapeutics
NCT07240116
A Clinical Trial to Compare Forms of MK-1167 in Healthy People (MK-1167-011)
Merck Sharp & Dohme
NCT07334860
Renal Metabolism of Glycolate to Oxalate
University of Alabama at Birmingham
NCT04437225
Effectiveness of Aquamin® in Mitigating Halitosis
University of Michigan
NCT05058638
Optimizing Phototesting and Investigating Photobiology of Visible Light
Henry Ford Health System
NCT05964907
Effects of Maternal Obesity on Offspring Brain Development
Arkansas Children's Hospital Research Institute
NCT03499587
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 518 |
| Phase 2 | 28 |
| Phase 3 | 11 |
| Phase 4 | 32 |
Top Sponsors
Named interventions
Most-linked intervention names on Healthy records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Healthy trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Healthy page
1,096 registered trials, 225 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 225 Healthy trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Eli Lilly and Company sponsors the most Healthy trials on record, review their full trial history before evaluating a specific study. See Eli Lilly and Company's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Healthy condition card totals 1,096 registered trials; most-linked intervention Placebo; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.