Clinical trials
Diet clinical trials
Below are recruiting diet clinical trials, each written for real people, not researchers. We’re tracking 653 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06716125Recruiting
Lifestyle changes for obese men with sexual and hearing issues
This trial tests whether lifestyle changes can help obese men who have both sexual difficulties and ringing in the ears. It might improve your overall health and these symptoms.
Dokki, Giza GovernorateAges 35–45 - NCT06736028Recruiting
Ketogenic diet for weight loss maintenance in obesity
This study tests whether a ketogenic diet helps people with obesity keep weight off by changing how your body burns energy and controls appetite. You will follow a low-carb, high-fat diet and be monitored for several months.
Birmingham, AlabamaAges 18–65 - NCT06774079RecruitingPhase 4
GLP-1 drug and diet study for Crohn's disease patients
This study tests a drug that helps with weight loss and blood sugar (called a GLP-1 receptor agonist) combined with a special diet to see if it can improve symptoms in people with mild Crohn's disease. You may join if you have Crohn's, a BMI of 27 or higher, and are already on a stable dose of a TNF blocker.
Miami, FloridaAges 18 years+ - NCT06803095Recruiting
Walking with a dog for tinnitus relief in sleep apnea
This study tests whether walking with a dog can help reduce tinnitus complaints in people who have mild sleep apnea and are overweight. It aims to see if this simple, enjoyable activity can improve your symptoms.
Dokki, Giza GovernorateAges 30–45 - NCT06853288Recruiting
How processed foods affect energy from food
This study looks at how eating ultra-processed foods changes how much energy your body takes from food. If you have a BMI between 30 and 40 and are otherwise healthy, you may help scientists learn more about weight and metabolism.
New York, New YorkAges 25 years+ - NCT06862375Recruiting
Mayo Clinic diet for weight loss study
This trial tests if following the Mayo Clinic Diet helps adults with overweight or obesity lose weight. You would use the diet book and app and get support from the study team.
Rochester, MinnesotaAges 18–64 - NCT06871267Recruiting
Dietary changes for mild to moderate Crohn's disease
This study looks at how changing your diet might help people with Crohn's disease feel better. It is for adults with mild to moderate Crohn's who are not using a liquid-only diet and have not had recent surgery.
Kuala Lumpur, Petaling JayaAges 18–50 - NCT06881485Recruiting
Medication with or without a special diet for weight regain after bariatric surgery
This study tests if a combination of two drugs (naltrexone and bupropion) with or without a very low-calorie ketogenic diet can help people who have regained weight after gastric bypass or sleeve gastrectomy. It may offer a non-surgical option to manage weight regain.
Leuven, Vlaams-BrabantAges 18 years+ - NCT06882460Recruiting
Diet and exercise for low blood pressure after meals
This study tests whether specific diet and exercise plans can help prevent blood pressure drops after eating in people with spinal cord injury (SCI). If you have SCI and use a wheelchair, this trial may help you find ways to manage low blood pressure after meals.
Columbus, OhioAges 18–65 - NCT06890637Recruiting
Fecal transplant and diet change for Crohn's disease
This trial tests whether a fecal transplant (putting healthy bacteria into your gut) combined with dietary changes can help control active Crohn's disease. It is for people who need stronger treatments or have stopped responding to their current therapy.
Kochi, KeralaAges 18–75 - NCT06890650Recruiting
Fecal transplant and diet for new Crohn's disease
This study tests whether a combination of fecal transplant (transferring healthy bacteria from a donor) and dietary changes can help control disease activity in people newly diagnosed with Crohn's. It is for those with mild to moderate symptoms who have not yet taken any Crohn's medications.
Kochi, KeralaAges 18–75 - NCT06895252Recruiting
Fecal transplant and diet for new ulcerative colitis
This study tests whether a combination of fecal transplant (transferring healthy stool into your gut) and dietary changes can help control inflammation in people recently diagnosed with active ulcerative colitis. It may offer a new treatment option before starting stronger medications.
Kochi, KeralaAges 18–75 - NCT06896305Recruiting
Adding a Special Diet to Anti-TNF Therapy for Crohn's and Colitis
This study tests whether adding a special diet (the Crohn's Disease Exclusion Diet) to standard anti-TNF medicine works better than the medicine alone for people with moderate to severe Crohn's disease or ulcerative colitis. You would be asked to follow a specific meal plan for several weeks while taking your regular medication.
Milan, MichiganAges 18 years+ - NCT06902077Recruiting
Low-carb diet for teens with type 2 diabetes
This trial tests if a low-carb diet helps teens with type 2 diabetes manage their blood sugar. It may lead to better control without needing insulin.
Birmingham, AlabamaAges 12–18 - NCT06906445Recruiting
Fecal transplant and diet changes for ulcerative colitis
This trial tests if a fecal transplant combined with dietary changes can help control symptoms in people with active ulcerative colitis who haven't responded well to standard treatments or advanced therapies.
Kochi, KeralaAges 18–75 - NCT06912828Recruiting
Genes and diet for IBS
This trial is studying whether your genes can predict how well a special diet will help your IBS symptoms. If you have moderate to severe IBS and no other diet-related conditions, you may be able to take part.
AthensAges 18–65 - NCT06916390RecruitingPhase 4
Testing guselkumab with antibiotics for chronic pouchitis
This study tests whether adding a medication called guselkumab to antibiotics can help people with chronic or recurring pouchitis, a condition that causes inflammation in the J-pouch after ulcerative colitis surgery. Participants will take antibiotics for the first 4 weeks and guselkumab as an injection over the course of the trial.
Leuven, Vlaams-BrabantAges 18 years+ - NCT06923644Recruiting
Personalized nutrition plan to prevent metabolic disease
This study tests whether a personalized nutrition plan based on your unique metabolism can help prevent chronic metabolic diseases like type 2 diabetes. You will follow a tailored diet and have your health monitored over time.
MaastrichtAges 40–75 - NCT06943170Recruiting
Aerobic exercise with or without a low calorie diet for teens with Down syndrome
This trial studies how aerobic exercise, alone or combined with a low calorie diet, affects body fat and weight in children with Down syndrome who are overweight or obese. The goal is to find a safe, effective way to help manage weight.
Lahore, Punjab ProvinceAges 8–16 - NCT06976112Recruiting
Lean pork and heart health in perimenopause
This study tests whether adding lean pork to your diet can improve blood vessel function during perimenopause. You may be eligible if you are a woman between 40 and 55, have irregular periods, and have high blood pressure but not diabetes.
Baton Rouge, LouisianaAges 40–55 - NCT06979297Recruiting
Healthy Eating and Physical Activity for Latinas
This study tests a program to help Latina women eat more fruits and vegetables and get more physical activity using online resources. It might be a good fit if you want to improve your health habits.
Providence, Rhode IslandAges 18 years+ - NCT06983054RecruitingPhase 4
Salt, kidneys, and ertugliflozin in type 2 diabetes
This study tests if changing how much salt you eat affects how the drug ertugliflozin works in people with type 2 diabetes. You would take either the drug or a placebo (a dummy pill) for a short time while following a low- or high-salt diet, to see how your kidneys and blood vessels respond.
Denver, ColoradoAges 18–85 - NCT06992115Recruiting
MIND diet study for people with multiple sclerosis
This trial tests whether the MIND diet, which is a healthy eating plan, can help people with multiple sclerosis (MS) manage their condition. It is designed for people with MS who currently don't follow the MIND diet very closely.
New York, New YorkAges 18–70 - NCT07000227Recruiting
Low FODMAP diet study for IBS or functional dyspepsia
This study looks at how a low FODMAP diet affects people with irritable bowel syndrome (IBS) or functional dyspepsia (FD). It aims to understand why this diet helps some patients and may offer a way to manage your symptoms.
Kuala Lumpur, Kuala LumpurAges 18 years+
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Common questions
- Are there clinical trials for diet?
- Yes. Clin2 currently lists 653 recruiting diet 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 diet 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 diet 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.