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
- 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+ - 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+ - 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.
EsbjergAges 18 years+ - 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+ - 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 - 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 - 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+ - 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 - NCT07115862Recruiting
Pomegranate juice study for mild to moderate ulcerative colitis
This trial tests if drinking pomegranate juice can help people with mild to moderate ulcerative colitis. You may be eligible if your diet is low in fruits and vegetables and you are on stable medications.
Los Angeles, CaliforniaAges 18 years+ - NCT07159659Recruiting
Medium chain triglyceride diet after lung surgery
This trial tests whether a special diet with medium chain triglycerides (a type of fat) after lung surgery can help you go home sooner. If you are having a lobectomy (removal of a lung lobe) and are generally healthy, you may be able to join.
ShatinAges 18–80 - NCT07165470Recruiting
Pre-packaged low-residue diet for IBD colonoscopy prep
This study tests whether a ready-to-eat low-residue diet (a diet that leaves very little waste in your colon) helps people with IBD prepare for a colonoscopy. It may make the prep easier and more effective than standard bowel-cleansing drinks.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT07166874Recruiting
Gluten-free diet for ankylosing spondylitis
This study looks at how a gluten-free diet affects people with ankylosing spondylitis (a type of arthritis that mainly affects the spine). You would eat no gluten (found in wheat, barley, and rye) for a period of time to see if it helps reduce symptoms.
IstanbulAges 18–64 - NCT07168499Recruiting
Diet, stress, and advanced therapy for Crohn's and colitis
This study tests whether adding a diet and stress management program to standard advanced therapy helps people with active Crohn's disease or ulcerative colitis feel better. It combines lifestyle changes with new medications to improve treatment outcomes.
Boston, MassachusettsAges 18 years+ - NCT07176078Recruiting
Osteopathic care plus low-FODMAP diet for fibromyalgia and IBS
This trial tests whether adding osteopathic care (a hands-on therapy) to a low-FODMAP diet helps people with both fibromyalgia and irritable bowel syndrome feel better. It compares the diet alone to the diet plus osteopathic sessions.
Brussels, Brussels CapitalAges 18 years+ - NCT07184086RecruitingPhase 1
Weight loss and metabolism study with two medicines
This study tests how two medicines, cagrilintide and semaglutide, affect your metabolism compared to diet alone. It may help you understand how weight loss changes your body's energy use.
Orlando, FloridaAges 18–65 - NCT07187739Recruiting
Mediterranean diet for Parkinson's with deep brain stimulation
This study tests whether a Mediterranean diet can improve nutrition in people with Parkinson's disease who have had deep brain stimulation surgery. It may help you maintain better nutrition and overall health.
Ankara, AnkaraAges 45–64 - NCT07233148Recruiting
ALS, MND, or PLS registry study
This observational study creates a registry for people with ALS, MND, or PLS. It helps researchers better understand these conditions and find possible treatments.
Park City, UtahAges 18–110 - NCT07223255Recruiting
Mediterranean diet study for children with cystic fibrosis
This study tests whether a Mediterranean-style diet can improve gastrointestinal health in children with cystic fibrosis. It requires families to follow the diet for 6 months and attend regular clinic visits.
Lebanon, New HampshireAges 3–18 - NCT07441603Recruiting
Lifestyle support program for hospital patients
This trial tests a proactive lifestyle program for patients admitted to the hospital. It aims to help you improve your health habits during your stay.
GreifswaldAges 18–64 - NCT07255300Recruiting
Fasting-mimicking diet for aging and health in adults
This study tests whether a special low-calorie diet that mimics fasting can help reduce risk factors for aging and age-related diseases. It is for healthy adults aged 30 to 65 who are willing to follow this diet for several days each month.
Varapodio, Calabria, ItalyAges Any age - NCT07262788Recruiting
Lifestyle program for recently diagnosed type 2 diabetes
This study tests whether a carefully guided lifestyle program (diet and exercise) can help people who were recently diagnosed with type 2 diabetes achieve remission—meaning their blood sugar stays normal without medication. You may be a good fit if you are overweight, not on insulin, and have had diabetes for less than 6 years.
Herlev, DenmarkAges 18–75 - NCT07268326Recruiting
Plant-based diet for rheumatoid arthritis
This trial tests whether a plant-based diet can help people with rheumatoid arthritis who have mild disease activity. You must have had RA for at least a year, be on stable medication, and not smoke or take prednisolone.
FrederiksbergAges 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.