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 4 of 22
Beneficial Exposome Study
Stanford University
NCT06093464
A Nasal Treatment for COVID-19
Indiana University
NCT05799521
The Effect of Synaquell™ in Contact Sport Athletes
Mayo Clinic
NCT06104670
Neurofeedback to Reduce Spontaneous Recovery of Threat Expectancy
Trustees of Princeton University
NCT07122739
Experiment 2: One Target in Many Situations
Brigham and Women's Hospital
NCT06934148
Capsule Microbiota Sampling in IBS/Functional Gastrointestinal Disease
Stanford University
NCT06215222
A Study of LY4515100 in Healthy Participants
Eli Lilly and Company
NCT07339722
Multifocal HD-tDCS and Motor Function
University of Michigan
NCT06561165
Effects of GH and Lirglutide on AgRP
Columbia University
NCT05681299
Predicting Future Errors During Skill Performance
National Institute of Neurological Disorders and Stroke (NINDS)
NCT06707207
Mixed Vs Blocked Search: Four Unique Tasks
Brigham and Women's Hospital
NCT06933693
Assessment of 11C-JMJ-129 for Imaging PDE4D in Brain and Whole Body of Healthy Volunteers
National Institute of Mental Health (NIMH)
NCT06874205
A Randomized, Double Blind, Placebo Controlled, Clinical Study to Examine the Benefits of an Oral Product in Panelists With Menopausal Symptoms Including Vasomotor Symptoms (VMS).
Olly, PBC
NCT07033013
Effect of Sex on Orthostatic Intolerance and Cardiovascular Response During Lunar Descent and Ascent
National Aeronautics and Space Administration (NASA)
NCT06467825
A Study to Explore the Effect of SP-624 on Brain Network Analytics in Healthy Adults and Adults With Major Depression
Sirtsei Pharmaceuticals
NCT06570369
Impact of Phenylalanine Elevations on Brain and Cognition in Adult PKU Carriers
University of Missouri-Columbia
NCT07220265
A Phase 1 Study to Evaluate Safety, Tolerability and Pharmacokinetics of TIX100 in Healthy Subjects
TIXiMED
NCT06800729
Evaluation of the Potential of Grape Consumption to Improve Muscle Strength and Cognitive Function
Western New England University
NCT07208916
A Study of Lepodisiran (LY3819469) in Participants With Normal, Mild, Moderate, or Severe Liver Function
Eli Lilly and Company
NCT06916078
Sodium vs Potassium Education to Improve Vascular Health
Florida State University
NCT07221448
A Study to Test How BI 1291583 is Taken up in the Blood of People With and Without Liver Problems
Boehringer Ingelheim
NCT07023354
Neural Control of Kidney Blood Flow During Exercise in African American Adults
University of Massachusetts, Boston
NCT03981640
Effect of Hepatic Impairment on the Pharmacokinetics of Mirdametinib
SpringWorks Therapeutics
NCT06997276
Dinner Time for Obesity and Prediabetes
Johns Hopkins University
NCT05745441
A Study of IBI3032 in Healthy Participants
Fortvita Biologics (USA)
NCT07120425
ImmunoBoost: The Lymphatic Osteopathic Manipulative Treatment Protocol Study
Western University of Health Sciences
NCT06565065
Growth Hormone Resistance of Beta-cells
University of Missouri-Columbia
NCT06571487
A Study to Evaluate the Impact of Lactobacillus Rhamnosus GG on Proton Pump Inhibitor-Induced Gut Dysbiosis
Mayo Clinic
NCT05517928
Effect of Transcutaneous Auricular Vagus Nerve Stimulation (taVNS) on Plasma Insulin Levels
Indiana University
NCT06597149
Effects of Psilocybin on Electrophysiology and the Dynamic Content of Thought
Johns Hopkins University
NCT05301608
Avocado and Postprandial Responses
University of Vermont Medical Center
NCT06818032
Growth Hormone Resistance of Beta-cells in Women and People
University of Missouri-Columbia
NCT06571500
RECOVERS - Realigning Emotion and COgnition Via prEcision Regulation networkS
Medical University of South Carolina
NCT05977439
Protein Requirements for Active Children
Arkansas Children's Hospital Research Institute
NCT04573439
A Study for Imaging the Lower Gastrointestinal Tract Using a Retro-TCE Capsule
Massachusetts General Hospital
NCT07219537
Relationship Between Great Toe Strength And Symptoms of Chemotherapy-Induced Peripheral Neuropathy (CIPN)
University of Florida
NCT07009717
tFUS Induced Transient Scotoma for Individual Dosing
Medical University of South Carolina
NCT06426498
Endothelial Derived Hyperpolarization Factor and Vascular Control
University of Oklahoma
NCT05176379
Evaluation and Optimization of Ultrasound and/or MRI Hardware and Software
State University of New York - Upstate Medical University
NCT00640107
Airway Data Collection With the Entarik Feeding Tube System
Theranova, L.L.C.
NCT06760572
A Clinical Trial in Healthy Participants to Learn How Itraconazole Affects MK-2828 Levels and How MK-2828 Affects Midazolam Levels (MK-2828-007)
Merck Sharp & Dohme
NCT07435194
A Study to Learn How the Body Processes the Study Medicine PF-07328948 in People With Reduced Kidney Function
Pfizer
NCT07315360
A Study to Learn How the Body Processes the Study Medicine PF-07328948 in People With and Without Reduced Liver Function
Pfizer
NCT07269301
Oxalate and Citrate in Humans - Response to Citrate
University of Chicago
NCT06944223
Evaluate the Pharmacokinetics, Safety, and Tolerability of NSHO-101 in Healthy Participants
Ensho Therapeutics
NCT07403552
Ex Vivo Expansion (ACT-X)
Mayo Clinic
NCT07137312
Alternation in the Human Microbiome With Commonly Used Topical Medications
University of California, Davis
NCT03437005
Adipose Tissue Blood Flow in Aging Humans
Mayo Clinic
NCT06096532
A Study of the Effect of Diltiazem on the Plasma Levels of Nemtabrutinib (MK-1026-022)
Merck Sharp & Dohme
NCT07232589
Study to Evaluate CAY001 in Healthy Volunteers
Cayuga Biotech
NCT06845839
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.