Clinical trials
Diet clinical trials
Below are recruiting diet clinical trials, each written for real people, not researchers. We’re tracking 627 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07086833Recruiting
Diet, gut bacteria, and colon cancer risk study
This study looks at how diet and gut bacteria affect colon cancer risk in Black and Non-Hispanic White adults aged 45 to 75 who are at higher risk. You would donate mouth and stool samples and complete food recalls.
Indianapolis, IndianaAges 45–75 - NCT07083336Recruiting
Diet study for type 2 diabetes with fatty liver disease
This trial tests a specific medical nutrition therapy diet to see if it can reduce liver fat and improve blood sugar control in people with type 2 diabetes and nonalcoholic fatty liver disease. It may help you manage both conditions with a dietary approach.
Yichang, HubeiAges 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 - NCT07069751Recruiting
Plant-based diet study for smoldering myeloma
This study tests whether a high-fiber plant-based diet can improve gut health in people with smoldering multiple myeloma. It aims to see if diet changes can slow or prevent the disease from progressing.
Milan, MilanoAges 18–75 - NCT07065643Recruiting
Calorie restriction study for healthy overweight adults
This study looks at how sex hormones affect the benefits of a low-calorie diet in men and women of different ages. If you are a healthy overweight adult, the study may help understand how hormones and age influence weight loss results.
AberdeenAges 18–65 - NCT07033975Recruiting
Specialized diet for multiple sclerosis
This trial is testing a specialized diet for people with multiple sclerosis (MS) who are not too severely disabled. You may be able to join if you have mild to moderate MS and do not have a diagnosed digestive disorder.
Diepenbeek, LimburgAges 30–65 - NCT07038681Recruiting
Mediterranean diet for mothers after pregnancy
This trial is testing whether a Mediterranean diet can help mothers after childbirth, particularly those with high blood pressure, diabetes, or obesity. It may improve their health and recovery.
Porto, Viana do Castelo DistrictAges 18 years+ - NCT07039331Recruiting
Short-term fasting for ovarian cancer patients
This trial tests whether short-term fasting before chemotherapy is better than eating freely for women with advanced ovarian cancer. It aims to see if fasting can help treatment work better or reduce side effects.
RomaAges 18 years+ - NCT06252922Recruiting
How diet changes genetic material in healthy young men
This study looks at how diet can change genetic material in healthy young men. You would eat prepared meals, wear a glucose monitor, and give blood and sperm samples to help researchers understand these effects.
Baton Rouge, LouisianaAges 20–35 - NCT07004777Recruiting
Eating fatty fish or nuts to lower triglycerides
This study tests if eating foods rich in omega-3 fats (like fish and nuts) can lower your triglycerides and improve cholesterol levels. It may help if you have moderately high triglycerides but no other serious health conditions.
Mexico City, Mexico CityAges 18 years+ - NCT07007169RecruitingPhase 2
Mediterranean diet study for early breast cancer
This trial tests whether eating a Mediterranean-style diet (rich in vegetables, fruits, whole grains, and healthy fats) can help improve outcomes for women with early breast cancer who are receiving chemotherapy. You will be asked to follow this diet and keep a food diary using an online tool.
Sønderborg, Southern DenmarkAges 18 years+ - NCT07006233Recruiting
Dietary change study for narcolepsy and hypersomnia
This study tests whether changing your diet to include more animal protein and fat (like a low-carb diet) can improve symptoms of narcolepsy or idiopathic hypersomnia. You'll need to check your ketone levels at home and be willing to make lasting dietary changes.
Macquarie Park, New South WalesAges 18 years+ - 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 - 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+ - 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+ - NCT06992115Recruiting
MIND diet study for people with multiple sclerosis
This study tests whether following the MIND diet, a diet designed to support brain health, can help people with multiple sclerosis. You'll follow the diet and the researchers will see how it affects your health.
New York, New YorkAges 18–70 - 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 - NCT06935097Enrolling by invitation
Mediterranean diet study for Black and Hispanic men with prostate cancer
This study tests whether a Mediterranean diet can help men with prostate cancer. You'll receive guidance on following this diet to see if it improves your health.
Houston, TexasAges 18 years+ - NCT06923735Enrolling by invitation
Nutrition app pilot for employee health checks
This pilot study tests a nutrition app to help employees manage conditions like high cholesterol, high blood pressure, weight issues, or type 2 diabetes. It is part of your regular occupational health check or dietitian visit.
KuopioAges 18–75 - 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 - 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+ - 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 - NCT06455878Recruiting
Mobile app for weight loss in heart failure patients
This trial tests a mobile app that helps you track your diet to manage your weight. It is designed for people with heart failure who are overweight and have recently been in the hospital for their condition.
Beijing, Beijing MunicipalityAges 18 years+ - 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+
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Common questions
- Are there clinical trials for diet?
- Yes. Clin2 currently lists 627 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.