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
- 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 - NCT03900286Recruiting
Testing a low-calorie diet for partial fat loss diabetes
This trial studies whether a low-calorie (low energy) diet can improve diabetes control in adults with familial partial lipodystrophy. It likely helps by changing how your body handles blood sugar and fat use, but you must meet specific safety and eligibility checks.
CambridgeAges 18–99 - NCT06339957Recruiting
Rheumatology diet study for arthritis and related conditions
This study looks at how diet affects people with different types of arthritis and related autoimmune conditions. If you are a UCF Health patient between 18 and 65, you may be able to help researchers learn more about which foods help or worsen symptoms.
Orlando, FloridaAges 18–65 - 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 - NCT07586111Recruiting
Plant Foods for Better Gut and Heart Health
This study tests whether eating more plant-based foods improves your gut bacteria, digestion, and heart health markers. You'll follow a structured diet plan for several weeks while providing blood, stool, and urine samples to measure changes.
LondonAges 30–70 - 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+ - NCT06259396Recruiting
8x5 Diet for Bile Acid Diarrhea
This trial tests a special 8-hour eating window (8x5 Diet) for people with bile acid diarrhea. It aims to see if this diet can help manage symptoms when medication alone is not enough.
Manchester, Greater ManchesterAges 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 - 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+ - NCT04219709Recruiting
Study how ketosis affects brain function in adults with type 1 diabetes
This study tests whether a “ketosis” state changes brain function in adults with type 1 diabetes. You may be asked to follow specific diet/food delivery plans and use devices that track glucose, which could help researchers understand how metabolism affects the brain.
Boston, MassachusettsAges 18–40 - NCT04200391Recruiting
Low-carb diet study and how glucagon affects diabetes
This study tests whether very low-carbohydrate diets change glucagon response in adults with type 1 diabetes. It may help researchers understand how diet affects blood-sugar control in people using insulin pumps and continuous glucose monitors.
Boston, MassachusettsAges 18–40 - NCT06151015Recruiting
Dietary nitrate and calorie restriction for brain health
This study tests whether eating foods rich in dietary nitrates (like beets) combined with reducing calorie intake improves memory and blood vessel function in older adults.
Nottingham, NottinghamshireAges 60–75 - NCT07537348RecruitingPhase 2
Leucine-restricted diet with chemotherapy for advanced stomach cancer
This study tests whether a special diet low in leucine (an amino acid) combined with chemotherapy and immunotherapy can safely treat advanced stomach cancer that has spread. Researchers want to see if this dietary approach helps the treatment work better and reduces side effects.
Jinan, ShandongAges 18–70 - 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 - NCT07520461Recruiting
Diet Changes for Ulcerative Colitis Based on Gut Bacteria
This study tests whether a special diet designed to improve your gut bacteria can help control mild ulcerative colitis. You'll receive prepared meals and follow the diet for several weeks to see if it reduces inflammation in your colon.
Minneapolis, MinnesotaAges 18 years+ - 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 - 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 - NCT07488013Recruiting
Early Regular Diet vs Clear Fluids After Colon Surgery
This study compares starting a regular diet soon after colon surgery versus a traditional clear-liquid diet. It aims to see which helps your bowel connection heal better and get you home sooner.
CairoAges 18–60 - 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 - NCT07473791Recruiting
Social media diet study for university students
This trial tests whether reducing social media use can improve psychological well-being in university students. You will be asked to limit your social media time and track your screen usage over 4 weeks.
Gümüşhane, Gümüşhane ProvinceAges 17–25 - NCT07464899Recruiting
Body composition and lifestyles in athletes with disabilities
This study looks at body composition and lifestyle habits in athletes with disabilities who train regularly. It aims to learn how these factors relate to sports performance and health.
San Vicent del Raspeig, AlicanteAges 18 years+ - NCT07459504RecruitingPhase 2
Smart diets for kids with fatty liver disease
This study compares different diet plans to see which works best to reduce fat in the liver of children and teens with MASLD (a type of fatty liver disease). If your child drinks sugary beverages often and has certain health risks like being overweight or having high cholesterol, this trial may help find a healthy eating plan that works.
Grand Rapids, MichiganAges 11–17 - 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
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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.