Clinical trials
Irritable Bowel Disease clinical trials
Below are recruiting irritable bowel disease clinical trials, each written for real people, not researchers. We’re tracking 91 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06291038Recruiting
Glutamine for IBS with leaky gut
This trial tests whether a supplement called glutamine can help people with irritable bowel syndrome (IBS) who have increased gut permeability (leaky gut). It aims to see if taking glutamine improves digestive symptoms and quality of life.
AmiensAges 18–75 - NCT06668922Recruiting
Diet and irritable bowel syndrome study
This study compares how people with and without irritable bowel syndrome (IBS) react to different foods. It may help find which foods trigger symptoms and which are safe to eat.
Los Angeles, CaliforniaAges 18–75 - NCT04880876Enrolling by invitationPhase 3
Oral IBS-D medicine trial for kids and teens
This trial tests whether an oral medicine (eluxadoline) can help children and teens with IBS-D, a condition that causes stomach pain and frequent loose stools. It’s a Phase 3 study, meaning it’s designed to confirm benefits and safety.
Corona, CaliforniaAges 6–17 - NCT07421011RecruitingPhase 1
Comparing two forms of a drug for healthy volunteers
This study tests two different versions of a drug called Trimedat to see if they work the same way in the body. It is for healthy volunteers to understand how the drug is absorbed and if it is safe.
Saint PetersburgAges 18–45 - NCT06810518Recruiting
Studying stool test for digestive disease diagnosis
This trial tests a new stool test to measure calprotectin levels, which could help doctors tell the difference between inflammatory bowel disease (IBD) and irritable bowel syndrome (IBS). If you have symptoms like stomach pain, diarrhea, or weight loss and are about to have a colonoscopy, you may be able to join.
Miami, FloridaAges 22 years+ - NCT06801184Recruiting
Gut bacteria study for constipation-predominant IBS with methane
This study looks at the gut bacteria in people with irritable bowel syndrome (IBS) who have constipation and produce high levels of methane gas. It aims to understand how methane relates to symptoms and may guide future treatments.
LyonAges 18 years+ - NCT06683105Recruiting
App for IBD patients to manage their own diet
This study tests a mobile app called MYIBDDiet that helps people with inflammatory bowel disease (IBD) manage their own diet. You might be able to join if you have IBD but are not in a flare, not on a special diet already, and don't have other conditions that require a special diet.
Edmonton, AlbertaAges 18 years+ - NCT06583395Enrolling by invitation
Meditation retreat study with fitness tracker
This trial studies people attending a 7-day meditation retreat to see how meditation affects well-being. You will wear a fitness tracker and answer surveys.
Palm Desert, CaliforniaAges 21 years+ - NCT06757491Recruiting
Low frequency brain stimulation for diarrhea-predominant IBS pain
This trial tests if a type of brain stimulation called low-frequency repetitive transcranial magnetic stimulation (lf-rTMS) can reduce belly pain in people with irritable bowel syndrome that causes diarrhea (IBS-D). It is a non-invasive treatment that uses magnetic pulses to target areas of the brain involved in pain perception.
Suzhou, JiangsuAges 18–75 - NCT04506593Recruiting
GI Motility diagnosis registry for people with digestion movement problems
This trial is a registry, meaning it collects information about people being evaluated for problems with how the gut moves. It may help doctors better diagnose gastrointestinal motility disorders in the future.
Indianapolis, IndianaAges Any age - NCT07584473Recruiting
Testing for Non-Celiac Wheat Sensitivity in Celiac Disease Relatives
This study investigates whether relatives of celiac disease patients who have digestive symptoms and other health concerns might have non-celiac wheat sensitivity or irritable bowel syndrome. Researchers will perform a small intestinal biopsy and dietary testing to understand the connection between wheat sensitivity and symptoms in this family group.
Palermo, PAAges 18 years+ - NCT05972317Recruiting
Personalized diet vs low FODMAP diet for irritable bowel syndrome
This study compares two diet plans for people with irritable bowel syndrome (IBS): a personalized diet tailored to your specific triggers and the low FODMAP diet, which avoids certain carbohydrates that can cause gas and bloating. The goal is to see which approach works better for relieving symptoms.
RehovotAges 18–70 - NCT07793487Enrolling by invitation
Testing a special dairy drink for gut and metabolic health
This study tests whether a special dairy product can help improve symptoms in people with irritable bowel syndrome or early signs of metabolic syndrome. Participants must be at a healthy weight and not have other major health conditions or be on certain diets.
WarsawAges 18 years+ - NCT07749092Recruiting
Kimchi powder for gut health in IBS
This study tests whether taking kimchi powder (a dried form of the fermented cabbage dish) can improve gut health and symptoms in people with diarrhea-predominant IBS. You'll avoid regular kimchi for about 2 months, then take the powder daily and track how you feel.
YangsanAges 20–70 - NCT07688044Recruiting
How food and bacteria cause belly pain in IBS
This study looks at how certain foods and gut bacteria might trigger abdominal pain in people with Irritable Bowel Syndrome (IBS). If you have IBS and frequent belly pain, you may help researchers understand the link between diet, bacteria, and pain.
Kingston, OntarioAges 18–70 - NCT07655375Recruiting
Study of UCB8600 on gut mast cells in IBS and colorectal cancer
This study looks at how a medicine called UCB8600 affects certain immune cells (mast cells) in the gut. It is for people having colorectal cancer surgery and for patients with irritable bowel syndrome (IBS). The goal is to understand how the medicine works in the body and if it can help with IBS symptoms.
Leuven, Vlaams-BrabantAges 18–65 - NCT07646834Recruiting
Brain-Gut Study of IBS with Anxiety and Depression
This study explores how stress and mood changes affect irritable bowel syndrome (IBS) using brain imaging. Researchers will scan your brain and collect health information to understand the connection between your gut and mental health.
Xi'an, ShaanxiAges 18–60 - NCT06551961Recruiting
How two fibers affect your gut health
This study tests how two types of fiber (inulin and methylcellulose) affect your gut when eaten regularly. You'll eat provided meals and have your breath tested to see how your gut breaks down the fiber.
Nottingham, NottinghamshireAges 18–65 - NCT07591584Recruiting
Digestive Enzyme Blend for Bloating and Gas Relief
This study tests whether a daily digestive enzyme supplement designed to break down certain hard-to-digest foods can reduce bloating and belly pain. You'll use a smartphone app to track your symptoms over several weeks to see if the enzyme helps.
Los Angeles, CaliforniaAges 18 years+ - NCT07494968Recruiting
Finding ways to track diet compliance in IBS patients
This study looks for signs in your body—like breath and blood tests—that can show how well you are following a special diet for IBS. It aims to find better ways to track diet compliance, which could help make dietary treatments more effective.
Ann Arbor, MichiganAges 18–65 - NCT07424898Enrolling by invitation
Lactose Intolerance and Gut Health Study
This study looks at how lactose intolerance is linked to gut health. It is for adults with ongoing digestive issues like bloating, pain, or diarrhea, to see if their gut lining may be more sensitive.
IstanbulAges 18–70 - NCT07401680RecruitingPhase 1
Stool transplant for active ulcerative colitis
This trial tests whether a stool transplant (fecal microbiota transplantation) can help manage active ulcerative colitis. You would receive a transplant from a healthy donor to see if it improves your symptoms.
Calgary, AlbertaAges 18 years+ - NCT06211062RecruitingPhase 2
Probiotics for chronic fatigue syndrome with IBS
This study tests whether a specific mix of probiotics can help people with chronic fatigue syndrome (ME/CFS) who also have irritable bowel syndrome (IBS). It's a small trial to see if improving gut health can ease symptoms.
Fort Lauderdale, FloridaAges 45–70 - NCT07309601Recruiting
Sucrase-isomaltase genes and meal study for IBS
This study looks at how people with irritable bowel syndrome (IBS) handle meals based on their genes for an enzyme that breaks down sugar and starch. It may help explain why some people benefit from a starch- and sugar-reduced diet.
Malmö, Skåne CountyAges 18–70
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Common questions
- Are there clinical trials for irritable bowel disease?
- Yes. Clin2 currently lists 91 recruiting irritable bowel disease studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a irritable bowel disease trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a irritable bowel disease trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.