Clinical trials
Diet clinical trials
Below are recruiting diet clinical trials, each written for real people, not researchers. We’re tracking 654 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- 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+ - NCT07318727Recruiting
Diet study for weight loss in overweight endometrial cancer patients
This study tests if specific diet changes can help overweight women with endometrial cancer or atypical hyperplasia lose weight while undergoing fertility-sparing treatment.
BeijingAges 18–40 - NCT03979534Recruiting
Protecting Kidneys With a Low-Protein Diet
This study tests whether a step-by-step low-protein diet can help protect your kidneys if you have advanced chronic kidney disease (stages 4 or 5) or stage 3 that is getting worse quickly. The goal is to see if this diet approach can slow down kidney damage.
La FlècheAges 18 years+ - NCT07353853Recruiting
Pre-packaged low-residue diet for colonoscopy prep in IBD
This trial tests if a special pre-packaged low-residue diet can improve bowel preparation for colonoscopy in people with inflammatory bowel disease (IBD). It aims to make the prep easier and more effective.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT07362550Recruiting
12-week healthy diet study for twins
This study tests whether a 12-week balanced diet plan helps improve body composition and metabolism in twins. It may help you understand how diet changes affect your health.
Lahore, Punjab ProvinceAges 18–60 - NCT07366944Recruiting
PCOS, eye dryness, and lifestyle changes trial
This trial tests if lifestyle changes can help with eye dryness in women with PCOS and obesity. It looks for improvements in dry eye symptoms.
Giza, DokkiAges 30–40 - NCT07378787Recruiting
Time-restricted eating and low glycemic diet for menopause
This study tests if combining time-restricted eating with a low glycemic index diet can improve memory, slow aging, and boost metabolism in women going through perimenopause or menopause. It aims to see if this eating pattern helps with brain health and body changes during this life stage.
ZagrebAges 45–75 - NCT07401888Recruiting
Milk Study for Metabolic Syndrome
This study looks at how drinking milk affects adults with metabolic syndrome — a set of conditions like high blood pressure and high blood sugar. It may help if you are at risk for heart disease or diabetes and want to see if adding milk can improve your health.
Rochester, MinnesotaAges 18–70 - NCT07408479Recruiting
How starch digestion affects blood sugar and health in insulin resistance
This trial studies how different types of starch (carbohydrates) affect blood sugar control, inflammation, and gut health in people with insulin resistance. You may benefit if you are overweight, have insulin resistance, and are willing to follow a specific diet for 2 months.
LyonAges 18–75 - NCT07415720Recruiting
Artichoke and Mediterranean diet to prevent type 2 diabetes
This study tests whether a special extract from artichoke by-products, combined with a Mediterranean diet, can help prevent type 2 diabetes in people who are at risk. It aims to improve how your body handles sugar and insulin.
Pamplona, NavarreAges 18–75 - NCT07505277Recruiting
Testing special foods for people at risk of metabolic syndrome
This trial tests whether foods with antioxidants, prebiotic fibers, and oat beta-glucans can help people who are at risk for metabolic syndrome. It looks at measures like waist size, blood sugar, blood pressure, and cholesterol to see if these foods improve health markers.
Bolzano, BolzanoAges 18–60 - NCT07521189Recruiting
How Diet Type Affects Protein Digestion in Young and Older Adults
This study compares how well the body digests protein from plant-based versus meat-based diets in young adults (18–23) and older adults (65–75). Researchers want to understand if age and diet type affect how efficiently your body uses protein from food.
BobignyAges 18–75 - NCT07531342Recruiting
Brain Stimulation and Diet for Severe Crohn's Disease
This study tests whether repetitive transcranial magnetic stimulation (a non-invasive brain treatment) combined with an anti-inflammatory diet can help people with severe, treatment-resistant Crohn's disease feel better. The brain stimulation uses magnetic pulses on the scalp to reduce inflammation and improve symptoms.
Giza, Giza GovernorateAges 40–60 - NCT07560592Recruiting
Salt Intake Study for Recently Hospitalized Heart Failure
This study looks at how salt intake affects people who were just admitted to the hospital with heart failure. Researchers want to understand if managing salt differently can help your heart work better and prevent future hospitalizations.
New Brunswick, New JerseyAges 18 years+ - NCT07561138Recruiting
Nutrition and Exercise Training Before Liver Transplant
This study tests whether eating better and doing gentle exercise before your liver transplant can help you stay healthier and recover better after surgery. You'll work with a nutrition expert and exercise specialist to prepare your body for transplant.
Athens, AtticaAges 18–70 - NCT07574671Recruiting
Ketogenic Diet Study for Early-Stage Breast Cancer
This study tests whether a ketogenic diet (high fat, low carb) can help change the environment around breast cancer tumors in ways that might slow cancer growth. You'll follow the diet for several months while researchers monitor your health and take measurements.
San Antonio, TexasAges 18 years+ - NCT07586891Recruiting
Low-Branched-Chain Amino Acid Diet With Immunotherapy for Stage III Melanoma
This trial tests whether a special diet low in certain amino acids (building blocks of protein), combined with an immune-boosting antibody drug, can safely shrink stage III melanoma that has spread to lymph nodes. The goal is to see if this combination works better than standard treatment.
Xi'anAges 18–75 - NCT07590895Recruiting
Low-FODMAP Diet for Endometriosis Pain and Bowel Symptoms
This study tests whether a low-FODMAP diet (a way of eating that limits certain hard-to-digest foods) can reduce pelvic pain, improve quality of life, and help bowel symptoms in women with endometriosis. Endometriosis is a condition where tissue similar to the uterine lining grows outside the uterus, often causing pain and digestive problems.
MilanAges 18–45 - NCT07605611Recruiting
Somatostatin and Diet vs. Stoma After Rectal Cancer Surgery
This trial tests whether using a medication called somatostatin plus a clear liquid diet can safely prevent serious complications after surgery to remove rectal cancer, without needing a temporary opening in the abdomen (stoma). You'll be randomly assigned to receive either somatostatin with diet changes or a stoma, depending on your individual risk factors.
Ezhou, HubeiAges 18–75 - NCT07627919Recruiting
Strength training and high-protein diet for frail older women
This study tests whether combining resistance exercises with a protein-rich diet can improve muscle strength and overall function in older women with weak muscles. You would attend supervised workouts and follow a specific eating plan for several weeks.
El-Sheikh Zayed CityAges 60–70 - NCT07628634RecruitingEarly Phase 1
Testing a Low-Methionine Diet in Solid Tumor Patients
This early-stage study explores whether eating a diet low in methionine (a natural amino acid found in protein) might help people with advanced solid tumors. Researchers will track how this dietary change affects blood levels and may improve treatment outcomes alongside standard cancer care.
Orange, CaliforniaAges 18 years+ - NCT07642999Recruiting
How Children's Screen Time Affects Eye Development
This study tracks how much time children spend looking at screens versus outdoor activities and how that relates to their eye health over 3 years. Researchers will give your child a special device to wear at home to measure their visual habits.
New York, New YorkAges 7–12 - NCT07488312Enrolling by invitationPhase 1
Leucine-restricted diet for gastric cancer patients
This trial tests if a diet low in leucine (an amino acid) can help treat gastric cancer before surgery. It aims to see if it's safe and effective for patients who are preparing for tumor removal.
Jinan, ShandongAges 18–70 - NCT07398040Enrolling by invitation
Anti-inflammatory diet for anxiety and depression
This study tests whether following a personalized anti-inflammatory diet can help reduce symptoms of anxiety, depression, or stress. You would need to live in Zaragoza, speak Spanish, and already have a low-to-moderate Mediterranean diet score.
Zaragoza, ZaragozaAges 18 years+
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Common questions
- Are there clinical trials for diet?
- Yes. Clin2 currently lists 654 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.