GUT-MICROBIOME

This study looks at whether eating wild blueberries can improve heart health, thinking skills, and gut bacteria in adults aged 45-65 with high blood pressure. Researchers will measure blood pressure, artery stiffness, and memory over time. The goal is to see if a simple diet chan…

This study will test whether people with Parkinson's disease can stick to a Mediterranean-style diet for 18 months and whether it helps their gut health and symptoms. About 40 participants without dementia will be randomly assigned to either the special diet or a standard diet. R…

This study looks at how the dietary supplement L-Phenylalanine changes gut fungi and a related chemical in healthy adults. Researchers will measure levels of a metabolite called phenylpropionic acid and track fungal populations like Candida. The goal is to understand the suppleme…

This study tests whether giving parents of C-section babies personalized gut health reports and advice can improve their infant's gut bacteria and reduce early signs of allergies like eczema. Researchers will compare three groups: one gets full guidance, another gets basic tips, …

This study looks at whether fixing a narrowed heart valve with a procedure called TAVI can improve the balance of bacteria in the gut. Researchers will collect stool and blood samples from 40 patients before and after the procedure to see if better blood flow changes the gut micr…

This study looks at how eating fresh mangoes every day affects the gut microbiome compared to eating low-fat cookies. Researchers will measure changes in gut bacteria, skin hydration, mood, and sexual health in 60 generally healthy adults. The goal is to see if mangoes offer extr…

This study looks at how different amounts of indoor cycling training change gut bacteria and related health markers in healthy, active men aged 18 to 45. Participants will be placed into one of three groups: no structured training, moderate cycling, or high-intensity cycling. Res…

This study looks at whether a special goat milk formula is safe and helps babies grow as well as breast milk. About 15 infants who cannot be breastfed will be randomly fed either the formula, plain goat milk, or breast milk. Researchers will track growth, gut health, and blood ma…

This study tests whether taking curcumin (a compound in turmeric) for two weeks can cross into the brain and attach to amyloid-beta proteins, which are linked to Alzheimer's disease. Researchers will use eye imaging to see if these proteins become visible, and also check how curc…

This pilot study looks at whether adding herbs and spices to meals can help college students with poor diets eat healthier. About 30 students will receive nutrition education and take-home spices over 6 weeks. Researchers will track changes in diet quality, blood sugar, cholester…

This study is a national registry that will follow up to 4,000 people who receive a fecal microbiota transplant (FMT) for gut infections like C. diff. Researchers will track side effects, new illnesses, and whether the infection comes back. The goal is to better understand the lo…

This study follows 35 people with a recent spinal cord injury (within 6 weeks) for one year. Researchers will collect blood and stool samples and ask about bowel function to see how gut bacteria and body metabolism change over time. The goal is to understand the link between gut …

This study looks at whether giving a special nutritional shake (Ensure Surgery) to heart failure patients before they get a heart pump (LVAD) can improve their gut health, reduce inflammation, and lower the risk of infections and other complications. About 50 hospitalized adults …