Clinical trials · St. Louis, MO
Obesity clinical trials in St. Louis
We’re tracking 35 recruiting obesity studies with a site in or near St. Louis — including Phase 2 and Phase 3 studies, each written for real people, not researchers.
Recruiting studies near St. Louis
- NCT07853898Recruiting
Pistachio snack trial for young adults with overweight
This study looks at how eating pistachios affects blood sugar and appetite after meals in young adults with overweight or obesity. Participants will eat pistachio snacks or a refined-carb snack and have blood tests to compare the effects.
St Louis, MissouriAges 18–35 - NCT07654374RecruitingPhase 3
Study of a new pill for weight loss and diabetes
This study tests a new daily pill (aleniglipron) to help adults with excess weight and type 2 diabetes lose weight and improve blood sugar control. It may be a good fit if you have a BMI of 27 or higher and your diabetes is managed with A1c between 6.5% and 10%.
St Louis, MissouriAges 18–79 - NCT05933707Recruiting
Study tiny vesicles and how they affect insulin
This study looks at how very small particles in the body (“extracellular vesicles”) relate to insulin action and how the body handles sugar. It may help researchers understand why some people have better or worse insulin responses.
St Louis, MissouriAges 25–55 - NCT05077579Recruiting
Alzheimer’s scan study for people with higher body weight
This study uses brain scans (MRI and two special PET scans) to see how Alzheimer’s-related changes show up in people who are overweight or obese, with different blood-sugar and insulin patterns. It may help researchers understand whether body weight and metabolism affect early Alzheimer’s markers in the brain.
St Louis, MissouriAges 40–60 - NCT07564414RecruitingPhase 3
Weight Loss Study Comparing Two Doses of CagriSema
This study tests whether a new combination medication called CagriSema (in two different doses) helps people with obesity lose weight. You may qualify if you're 18 or older, have a BMI of 35 or higher, and either don't have type 2 diabetes or have it well-controlled.
St Louis, MissouriAges 18 years+ - NCT07654361RecruitingPhase 3
A new pill for weight loss in obesity and overweight
This study tests an investigational pill called aleniglipron to see if it helps people with obesity or overweight who also have a weight-related health problem (like high blood pressure) lose weight safely. It is a Phase 3 trial, meaning it is in the final stages before seeking approval.
St Louis, MissouriAges 18–79 - NCT06937086RecruitingPhase 3
Mirikizumab plus tirzepatide for UC with obesity
This study tests whether adding mirikizumab to the weight-loss drug tirzepatide helps people with moderate-to-severe ulcerative colitis who also have obesity or overweight. It aims to see if the combination reduces bowel inflammation and helps with weight management.
St Louis, MissouriAges 18–70 - NCT06937099RecruitingPhase 3
Testing two drugs for Crohn's with weight issues
This trial tests two study drugs, mirikizumab and tirzepatide, in people with moderate to severe Crohn's disease who also have overweight or obesity. The goal is to see if these treatments can help control Crohn's symptoms and inflammation.
St Louis, MissouriAges 18–70 - NCT07784270RecruitingPhase 3
Weight loss injection for adults with type 2 diabetes and overweight
This study tests a new injected medicine that may help people with type 2 diabetes and overweight or obesity lose weight. The trial will see how well it works and if it is safe compared to a placebo.
St Louis, MissouriAges 18 years+ - NCT07037433RecruitingPhase 3
Heart protection study for people with heart disease and overweight
This study tests a new weekly injection (maridebart cafraglutide) to see if it helps lower the risk of heart problems in people with heart disease and overweight. It is for adults who have had a heart attack, stroke, or artery blockages and also have a BMI of 27 or higher.
St Louis, MissouriAges 45–99 - NCT07049861Recruiting
Training program for primary care teams to help patients with weight and health
This trial trains healthcare providers how to better support patients with obesity using behavioral and nutrition counseling. The goal is to improve care for patients on Medicaid who have obesity.
St Louis, MissouriAges 5 years+ - NCT06672549RecruitingPhase 3
Weight loss medication study for children with obesity
This trial tests a medication for children and teens with obesity or overweight who have not been able to lose enough weight with diet and exercise alone. It aims to see if a new treatment can help them safely lose weight and improve related health problems.
St Louis, MissouriAges 6–17 - NCT07091500Recruiting
Exercise and a weight-loss drug for people with obesity
This trial tests whether combining a GLP-1 medication (a type of diabetes drug that also helps with weight loss) with an exercise program can improve physical function in people with obesity. If you are obese and have trouble with daily activities, this study may help you become more mobile and healthier.
St Louis, MissouriAges 50–75 - NCT07668414RecruitingPhase 3
Study comparing Zenagamtide and Semaglutide for weight loss
This trial tests a new medicine Zenagamtide to see if it helps people with excess weight lose more weight than Semaglutide, an existing weight loss drug. You may join if you are an adult with overweight or obesity but do not have diabetes.
St Louis, MissouriAges 18 years+ - NCT07667803RecruitingPhase 3
Study of elecoglipron for weight loss in obesity or overweight
This trial tests an investigational drug called elecoglipron to see if it helps people with obesity or overweight lose weight. It may be an option if you have a high body mass index or weight-related health issues like high blood pressure or prediabetes.
St Louis, MissouriAges 18 years+ - NCT07743450RecruitingPhase 3
Daily oral medication for weight loss in adults with obesity and type 2 diabetes
This study tests a once-a-day pill for adults who are overweight or have obesity and also have type 2 diabetes. The goal is to see if the medication helps with weight loss and improves blood sugar control.
St Louis, MissouriAges 18 years+ - NCT07849439Recruiting
Stair-climbing exercise snacks for overweight young adults
This study tests whether short bursts of stair climbing (called 'exercise snacks') done twice a week can improve metabolic health in young adults with overweight or obesity. You'll be asked to do stair-climbing sessions and might also consume a meal-replacement shake, so the researchers can see how your body responds.
St Louis, MissouriAges 18–35 - NCT06063564Recruiting
Testing a digital tool to improve heart health in rural clinics
This study is testing a digital health app called PREVENT to help doctors and patients work together on heart-healthy habits like eating well and being active. It is designed for people in rural areas who want to lower their risk of heart disease.
St Louis, MissouriAges 18–64 - NCT06672939RecruitingPhase 3
Orforglipron for Weight Loss in Teens
This study tests a once-daily pill (orforglipron) to help adolescents with obesity or overweight plus related health problems lose weight. It offers a new option for teens who have struggled to lose weight with diet and exercise alone.
St Louis, MissouriAges 12–17 - NCT07097506RecruitingPhase 2
Ketone drink for liver fat and health
This study tests whether a daily ketone ester drink can reduce liver fat and improve metabolism in people with excess liver fat. You may join if you are 18–40, have overweight or obesity, and your liver has extra fat.
St Louis, MissouriAges 18–40 - NCT07567001RecruitingPhase 3
Testing NNC0487-0111 for Heart Failure and Obesity
This study tests whether a new medication called NNC0487-0111 can help people with heart failure who also have obesity. Researchers will compare it to a placebo (inactive pill) to see if it improves heart function and overall health.
St Louis, MissouriAges 18 years+ - NCT06636058Recruiting
Digital treatment for weight and mood in adults 50+
This study tests a digital program that helps with weight loss and depression at the same time. It is designed for Black, Hispanic, and other adults over 50 who carry extra weight and feel down.
St Louis, MissouriAges 50–74 - NCT05277558Recruiting
MRI and brain testing in teens at risk for type 2 diabetes
This study looks at brain health in teens with normal weight, overweight, or obesity who are at risk for type 2 diabetes. It may help researchers understand how weight and diabetes risk affect the brain, using MRI scans and learning/memory tests.
St Louis, MissouriAges 12–17 - NCT06830096Recruiting
Understanding a key cell channel in type 2 diabetes
This study looks at how a specific channel in your cells (called the KATP channel) affects blood sugar control in people with and without type 2 diabetes. It aims to understand why some people develop diabetes and how to better treat it.
St Louis, MissouriAges 18–65
Hear when a new Obesity trial opens near St. Louis, MO
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Obesity trials in other cities
Where these studies are running near St. Louis
Institutions with a site for the recruiting obesity studies listed above.
- Washington University in St. Louis · 11 studies
- Amicis Centers of Clinical Research · 3 studies
- Research Site · 2 studies
- Saint Louis University · 2 studies
- Sundance Clinical Research · 2 studies
- ACCOMPLISH-1 Research Site
- ACCOMPLISH-2 Research Site
- AURORA-2 Clinical Site
What taking part in a obesity study involves
A screening visit first
Before anything else, the study team checks whether you fit — usually a visit with some tests. You can stop at any point, and screening is typically free.
Care at a nearby site
Study visits happen at a clinic or hospital taking part. Many studies cover the cost of the study treatment and related visits, and some reimburse travel.
You stay in control
Taking part is voluntary and you can leave a study at any time, for any reason, without affecting your regular care.
The team decides eligibility
Our fit check is a helpful first read, not a decision. The study team makes the final call after reviewing your health history.
Looking wider? See all recruiting obesity studies in Missouri.
Common questions
- Are there obesity clinical trials near St. Louis?
- Yes. We're currently tracking 35 recruiting obesity studies with a site near St. Louis, each rewritten in plain language so you can see what it's testing and who it's for.
- How do I find out if I qualify for a obesity study near St. Louis?
- Each study lists its eligibility rules — age, diagnosis, prior treatments. On every trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Do I have to live in St. Louis to take part?
- Not necessarily. These studies have a site near St. Louis, but eligibility is about your health, not your address — some people travel to take part, and a few studies reimburse travel. The study team can tell you what's required.
- Does it cost anything to join a obesity trial?
- Using Clin2 is always free. Many trials cover the study treatment and related visits; some reimburse travel. The study team explains exactly what's covered before you decide.
Not the right time?
New obesity studies open near St. Louis regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.