Condition

Gastrointestinal Symptoms clinical trials and research

• 12Clinical trials
• 3New in 30 days
• 6Countries

Newest Gastrointestinal Symptoms clinical trials

All recruiting trials (12)

• Mediterranean diet and processed food in adults with celiac disease on a gluten-free diet

  This observational study looks at whether following a Mediterranean-style diet or eating more highly processed foods affects GI symptoms and quality of life in adults with celiac disease who have been on a strict gluten-free diet.

  Recruiting at 7 sites Istituti Clinici Scientifici Maugeri SpA · Brescia, BS and 6 other locations · NCT07915063

• Fiber supplement for digestive symptoms in endometriosis

  A fiber-based supplement is being tested to see if it is safe and helps with gut and vaginal microbiomes and digestive symptoms in women with endometriosis.

  Recruiting LOAM Science · San Francisco, California · NCT07875062

• IgG Binding Protein LT for gut health during travel

  This study tests whether IgG Binding Protein LT helps healthy adults maintain gut health while traveling internationally.

  Recruiting Bactolife A/S · Los Angeles, California · NCT07873957

• Phage-based approach to support gut and skin health

  Two bacteriophage treatments are tested over 4 weeks to see if they improve gut and skin health in adults with mild to moderate GI symptoms.

  Recruiting Colorado State University · Fort Collins, Colorado · NCT07816809

• Effects of Music Therapy, Breathing Exercises, and Virtual Reality on Recovery After Cesarean

  This study tests whether music therapy, breathing exercises, and virtual reality help women recover after a cesarean section.

  Recruiting Selcuk University · Konya, Konya · NCT07551401

• Synbiotic to improve gut barrier and microbiota in middle-aged and older adults with excess weight

  This study will test whether a synbiotic (two probiotic strains plus a prebiotic) can improve gut barrier function, shift gut bacteria, and reduce gastrointestinal discomfort in people aged 50–70 with BMI 25–35 and mild bowel symptoms.

  Recruiting Novonesis · Cork, Blackpool · NCT07453823

• 8-week daily supplement program to support gut and digestive health

  This 8-week test will see if taking a daily two-product dietary supplement system helps adults with self-reported digestive symptoms improve stool-based biomarkers and their symptoms.

  Recruiting SF Research Institute, Inc. · San Francisco, California · NCT07421596

• Daily Weizmannia (Bacillus) coagulans JBI-YZ6.3 for constipation and gut health in active adults

  This test will see if taking a daily Weizmannia (Bacillus) coagulans JBI‑YZ6.3 probiotic improves constipation and other gut symptoms in healthy, physically active adults aged 18–50.

  Recruiting Lindenwood University · Saint Charles, Missouri · NCT07388264

• See if Bloat helps post-meal bloating in healthy women

  This study tests whether taking Bloat changes post-meal bloating compared with placebo in healthy women over about 55 days.

  Recruiting Arrae · London, Ontario · NCT07370740

• Humiome® Post LB for improving bowel movements and gut comfort in adults

  This trial will test whether taking Humiome® Post LB (170 mg) for 8 weeks helps adults with self-reported mild GI issues have better bowel movements.

  Recruiting dsm-firmenich Switzerland AG · London, Ontario · NCT06937814

• Exploring treatments for Gulf War Illness-related gastrointestinal symptoms

  This study is testing if taking glutamine can help veterans with Gulf War Illness feel better by easing their stomach problems like pain and diarrhea.

  Recruiting VA Office of Research and Development · Memphis, Tennessee · NCT05972291

• Study on mother-infant gut health in Malaysia and China

  This study looks at how the types of bacteria in breast milk from mothers in Malaysia and China might affect their babies' health and development during the first year of life.

  Recruiting Universiti Putra Malaysia · Kajang, Selangor · NCT04919265

Related topics

Quick answers

How many Gastrointestinal Symptoms clinical trials are recruiting right now?

12, as of November 12, 2026. 3 of them were first registered in the last 30 days. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 6 countries. The most sites are in United States (6 trials), Canada (2 trials), Italy (1 trial), Malaysia (1 trial), Turkey (Türkiye) (1 trial). Each study page lists its sites and which ones are recruiting.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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