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Healthy Paid Clinical Trials in California
A listing of 86 Healthy clinical trials in California actively recruiting volunteers for paid trials and research studies in various therapeutic areas.
13 - 24 of 86
The state of California currently has 86 active clinical trials seeking participants for Healthy research studies. These trials are conducted in various cities, including Los Angeles, San Francisco, San Diego and Sacramento.
Featured Trial
Healthy Participants Needed (Colonoscopy + Cancer Screening)
Recruiting
Earn $325 - $475 in electronic payment card compensation for your time and effort by participating in a clinical study to develop a blood test that may one day help screen for colon cancer. Take a quick quiz to see if you qualify.
Conditions:
Healthy
Healthy Volunteers
Healthy Subjects
Healthy Volunteer
Healthy Participants
Featured Trial
Discover Clinical Trials In Your Area (Compensation Provided)
Recruiting
Clinical trials in your area are actively enrolling — and they compensate you for your time. Finding the right one has never been easier.
- Matched to trials in your zip code
- Compensation for time & travel
- Free or low-cost treatments available
- No experience or medical background needed
- Takes just 30 seconds to see if you qualify
- Matched to trials in your zip code
- Compensation for time & travel
- Free or low-cost treatments available
- No experience or medical background needed
- Takes just 30 seconds to see if you qualify
Conditions:
Healthy
Healthy Volunteers
Featured Trial
Paid Clinical Studies Nationwide
Recruiting
Nationwide clinical trials offered in your area. Some trials offering up to several thousand dollars in compensation for participation.
Conditions:
Healthy
Healthy Volunteer Study
Featured Therapy
Unique Treatment for High Blood Pressure
Worried about high blood pressure? Think beyond typical high blood pressure treatments.
People who may be candidates for this procedure:
• Are at least 18 years old
• Have been unable to manage their high blood pressure with medications or lifestyle changes alone¹
Learn about a safe and effective procedure that may help reduce high blood pressure. See if you qualify today.
¹ Kandzari DE, et al. J Am Coll Cardiol. Nov 7, 2023;82(19):1809-1823.
People who may be candidates for this procedure:
• Are at least 18 years old
• Have been unable to manage their high blood pressure with medications or lifestyle changes alone¹
Learn about a safe and effective procedure that may help reduce high blood pressure. See if you qualify today.
¹ Kandzari DE, et al. J Am Coll Cardiol. Nov 7, 2023;82(19):1809-1823.
Conditions:
High Blood Pressure
High Blood Pressure (& [Essential Hypertension])
High Blood Pressure (Hypertension).
Hypertension
Essential Hypertension
Featured Offer
Discover Affordable Semaglutide Providers
We Checked the Checkout Page on Every Semaglutide Provider. Here's What We Found.
There's a big difference between the price on a landing page and what you actually pay. We went all the way through checkout so you know exactly what to expect.
📋 5 providers ranked by true monthly cost
💵 Options starting as low as $149/month
🏥 Only licensed providers using FDA-registered pharmacies
⭐ Real Trustpilot scores included — including the ones with mixed reviews
🔒 Includes cancellation policy warnings so you don't get stuck
There's a big difference between the price on a landing page and what you actually pay. We went all the way through checkout so you know exactly what to expect.
📋 5 providers ranked by true monthly cost
💵 Options starting as low as $149/month
🏥 Only licensed providers using FDA-registered pharmacies
⭐ Real Trustpilot scores included — including the ones with mixed reviews
🔒 Includes cancellation policy warnings so you don't get stuck
Conditions:
Weight Loss
Morbid Obesity
Featured Trial
Kidney disease Clinical Study
Recruiting
A clinical study for people that suffer with Kidney disease
Conditions:
Kidney disease
Study to Assess the Safety, Tolerability, PK and PD of ABX1100
Recruiting
Study ABX1100-1001 is a first-in-human (FIH), phase 1 study to assess the safety, tolerability, pharmacokinetics and pharmacodynamics of a single ascending dose (SAD) and multiple doses (MD) of ABX1100 administered intravenously to healthy participants and patients with LOPD.
* Part A features a SAD study with a double-blind, placebo-controlled, randomized design in NHVs involving 3 cohorts (A1-A3). This Part also includes a single dose, open-labeled cohort (A4) in NHVs which will commence afte... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/29/2025
Locations: UCI, Orange, California
Conditions: Healthy, Late Onset Pompe Disease
A Study of LY3971297 in Healthy Participants
Recruiting
The purpose of this study is to measure side effects of LY3971297 injection administered under the skin in healthy participants and obese participants with high blood pressure (BP). Blood tests will be performed to check how much LY3971297 gets into the bloodstream and how long it takes the body to eliminate it. This is a 7-part study. The study duration will be approximately 60 days for Parts A and F, and approximately 90 days for Parts B, C, D, E, and G.
Gender:
ALL
Ages:
Between 18 years and 65 years
Trial Updated:
07/22/2025
Locations: CenExel ACT, Anaheim, California
Conditions: Healthy, Obesity, Hypertension
A Study to Assess the Bioavailability of Risankizumab Following Subcutaneous Administration With Prefilled Pen Relative to a Prefilled Syringe in Healthy Adult Participants
Recruiting
This study will assess the pharmacokinetics, relative bioavailability, immunogenicity, safety, and tolerability of risankizumab following subcutaneous (SC) administration with a prefilled pen or a prefilled syringe in healthy adult participants.
Gender:
ALL
Ages:
Between 18 years and 60 years
Trial Updated:
07/17/2025
Locations: Altasciences Clinical Los Angeles /ID# 276446, Cypress, California
Conditions: Healthy Volunteers
A First-in-human Study to Evaluate the Safety and Tolerability of HB-2121 as a Diagnostic for Celiac Disease
Recruiting
The goal of this clinical trial is to learn about the safety of a single dose of HB-2121 in adults. It will also look at how the body processes the drug. The main questions it aims to answer are:
* What side effects do participants have after receiving HB-2121?
* How much HB-2121 is in the blood over time?
Researchers will follow participants for 30 days after receiving HB-2121 to understand how the drug behaves in the body and how safe it is.
Participants will:
* Receive one oral dose of HB... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/17/2025
Locations: Stanford University, Stanford, California
Conditions: Celiac Disease, Healthy
Personalized Health Self-Management Training for Colorectal Cancer Survivors
Recruiting
This is a Phase 2 prospective, randomized, controlled, double-arm study to assess personalized self-management training (PSMT) intervention efficacy and patient experiences compared to standardized self-management training (SSMT). A total of 120 colorectal cancer (CRC) patients will be enrolled and randomized 1:1 to complete a 6-week self-management training program (either PSMT or SSMT) to be carried out by licensed occupational therapists with doctoral training.
This study aims to examine whe... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/16/2025
Locations: Cedars-Sinai Medical Center, Los Angeles, California +1 locations
Conditions: Colorectal Cancer, Healthy Lifestyle, Behavior, Health, Health Behavior
Radiocaine Safety Study In Healthy Human Subjects
Recruiting
This is a Phase 1, single-center, open-label study evaluating the safety, biodistribution, and radiation dosimetry of Radiocaine™, an investigational fluorine-18-labeled PET radiotracer designed to bind voltage-gated sodium channels in pain-related peripheral nerves. The study will enroll healthy adult volunteers and aims to inform future clinical development in pain imaging. Radiocaine™ is being developed as a potential imaging biomarker for the localization and quantification of pain.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/15/2025
Locations: Stanford University School of Medicine, Stanford, California
Conditions: Healthy Subjects
A Study of LY3537031 in Overweight, Obese, and Healthy Participants
Recruiting
This is a 4-part study that includes a Part A, Part B, Part C, and Part D. Parts A and D will study the safety and tolerability of the study drug known as LY3537031 in participants who are overweight and obese. Part B and Part C will study the safety and tolerability of LY3537031 in healthy participants. Part C will contain only Japanese and Chinese healthy participants.
Blood tests will be performed to check how much LY3537031 gets into the bloodstream and how long it takes the body to elimina... Read More
Gender:
ALL
Ages:
Between 22 years and 65 years
Trial Updated:
07/14/2025
Locations: Collaborative Neuroscience Research, LLC, Los Alamitos, California
Conditions: Healthy, Obesity
ImmunoBoost: The Lymphatic Osteopathic Manipulative Treatment Protocol Study
Recruiting
The goal of this clinical trial is to determine whether osteopathic manipulative treatment (OMT) enhances immune system readiness in healthy adults compared to exercise or sham light treatment. Specifically, the goal of this study is to assess circulating immune cells and signaling molecules in the blood in response to these various treatments.
It aims to compare: Complete Blood Counts (CBC) and blood immune signaling molecule levels in healthy adults in response to OMT, sham light touch, and e... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Western University of Health Sciences, Pomona, California +1 locations
Conditions: Healthy
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).
Recruiting
Randomized, Double-Blind, Placebo-Controlled, Single-Center Clinical Study with a Run-in Baseline, Daily Diary Log, and Validated Questionnaires (Greene GCS) with Oral Dietary Supplement
Gender:
FEMALE
Ages:
Between 40 years and 65 years
Trial Updated:
07/11/2025
Locations: San Francisco Research Institute, San Francisco, California
Conditions: Healthy
Collection of Immunology Specimens From Patients With Cancer or Blood Disorders, and Healthy Volunteers
Recruiting
This research trial collects and stores blood, tissue, and bone marrow specimens from patients with cancer or blood disorders, and healthy volunteers to study the immune system in a variety of different types of experiments, as well as associated clinical data as appropriate, focused on understanding mechanisms of immunotherapy.
Gender:
ALL
Ages:
19 years and above
Trial Updated:
07/10/2025
Locations: USC / Norris Comprehensive Cancer Center, Los Angeles, California
Conditions: Healthy Subject, Hematologic and Lymphocytic Disorder, Hematopoietic and Lymphoid Cell Neoplasm, Immune System Disorder, Malignant Neoplasm
A Study to Assess the Time to Onset of Action of Staccato Alprazolam Versus Midazolam and Diazepam in Healthy Participants
Recruiting
The purpose of this study is to estimate the difference in the time to onset of action between Staccato alprazolam and intravenous (iv) midazolam using changes in power in the combined spindle and β1 frequency bands in the qEEG (quantitative electroencephalogram).
Gender:
ALL
Ages:
Between 20 years and 55 years
Trial Updated:
07/10/2025
Locations: Up0127 1001, Glendale, California
Conditions: Healthy Participants
Pilot Study of the Entarik System With Advanced Functionality in Health Adults
Recruiting
In this single-site study, data will be recorded during nasogastric or orogastric placement (and post-pyloric placement) and removal of the Entarik Feeding Tube. Data will also be collected prior to, during, and following the delivery of a meal through the feeding tube.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/08/2025
Locations: Gravitas Medical, Inc., Berkeley, California
Conditions: Healthy Adults
13 - 24 of 86
