Fecal Microbiota Transplantation Intervention on Microbiota Composition and Insulin Sensitivity in Diabetes

This study tests whether fecal microbiota transplantation (FMT) — transferring healthy gut bacteria from a donor into a patient's digestive system — can improve gut bacteria balance and help the body respond better to insulin in people with type 2 diabetes. **You may be eligible if...** - You have been diagnosed with type 2 diabetes **You may NOT be eligible if...** - You currently use insulin or sulfonylurea diabetes medications - You have taken antibiotics, probiotics, or acid-reducing medications in the past 3 months - You exercise more than 150 minutes per week at moderate intensity - You have heart disease, lung disease, liver or gallbladder disease, or serious kidney problems - You have inflammatory bowel disease, chronic diarrhea, or other gut conditions - You are pregnant or planning to become pregnant - You have a history of drug or alcohol abuse - You have anemia or bone marrow disorders - You have food allergies or reactions to medical equipment used in the study Talk to your doctor to see if this trial is right for you.