Clinical trials
Diet, Healthy clinical trials
Below are recruiting diet, healthy clinical trials, each written for real people, not researchers. We’re tracking 107 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07269847Recruiting
Beef-heavy diet study for adults with pre-diabetes
This study tests whether a diet rich in beef can improve metabolic health in adults with pre-diabetes or metabolic syndrome compared to a typical healthy U.S. diet. Eligible participants will follow one of two meal plans for several weeks.
Guelph, Ontario - onAges 18–74 - NCT07494968Recruiting
Finding ways to track diet compliance in IBS patients
This study looks for signs in your body—like breath and blood tests—that can show how well you are following a special diet for IBS. It aims to find better ways to track diet compliance, which could help make dietary treatments more effective.
Ann Arbor, MichiganAges 18–65 - NCT06753682Recruiting
Healthy plant-based diet and gum disease treatment for Chinese adults
This study tests whether eating more fresh vegetables and fruits can improve treatment outcomes for gum disease. You may qualify if you have gum disease, are Chinese, and currently eat fewer than the recommended daily servings of vegetables and fruits.
Hong KongAges 18–64 - NCT06057324Enrolling by invitation
Healthy eating study for Mediterranean families
This study helps families in Mediterranean areas switch to a more sustainable and healthy diet. It tests if new snack options can help your family eat better. Families with at least one child under 12 and one teen 12 or older can join.
Reus, TarragonaAges 3 years+ - NCT04985630Recruiting
Check whether Urolithin A can be measured from blood spots
This study tests whether a substance called urolithin A can be detected using dried blood spots (small samples on a card). It also checks whether people can safely take the study product and complete questionnaires during the study.
San Francisco, CaliforniaAges 18–80 - NCT06489262Recruiting
Healthy Together (Juntos) program for Hispanic teens
This study tests a program called Healthy Together (Juntos) to help Hispanic teens and their parents make healthier choices about activity, eating, and screen time. Families who join will get support to improve their habits.
Miami, FloridaAges 12–15 - NCT05361343Recruiting
First line healthy aging study for adults
This study looks at a “first-line” approach to healthy aging in generally healthy adults. You may be invited because you’re interested in active longevity and can follow lifestyle and study instructions.
Saint PetersburgAges 18–90 - NCT06565104Recruiting
Sleep study for people with high blood pressure
This study tests whether improving sleep can lower blood pressure. It is for people with elevated blood pressure or hypertension who speak English or Spanish.
New York, New YorkAges 20 years+ - NCT04799301RecruitingPhase 1
Measure how much sugar you eat using blood and hair samples
This Phase 1 study tests whether “biomarkers” in your blood and hair can accurately measure how much sugar you consume. It may help researchers find better ways to track dietary sugar intake in future nutrition and health studies.
Phoenix, ArizonaAges 18–65 - NCT06080347Recruiting
Anti-inflammatory diet for knee osteoarthritis
This study tests whether an anti-inflammatory diet can help with knee osteoarthritis. If you have OA in one knee and are open to changing your eating habits, you may be able to join.
San Diego, CaliforniaAges 18 years+ - NCT06528977Recruiting
Western diet's effect on heart and immune health
This study looks at how a typical Western diet affects heart health and immune function in healthy middle-aged adults. You will follow a carefully controlled diet for several weeks, and researchers will measure changes in your blood pressure, cholesterol, and immune markers.
Newark, DelawareAges 50–64 - NCT04119791Recruiting
Study whether wild rice improves heart health
This study looks at whether eating wild rice can improve cardiovascular (heart and blood vessel) health. It is testing this in generally healthy adults who fit specific health and lifestyle criteria.
Winnipeg, ManitobaAges 20–40 - NCT06474936Recruiting
Adapting Eating Habits to a Mediterranean Diet for International Students
This study helps international students in Italy learn to adopt a Mediterranean diet. It tests whether changing eating habits can improve health and well-being.
PaviaAges 18 years+ - NCT06611943Recruiting
Dietitian test of a diet counseling platform
This trial asks dietitians in Switzerland to try a new digital platform for giving dietary advice. It's for German-speaking dietitians who want to help shape a tool for patient counseling.
Sankt Gallen, St.GallenAges 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 - NCT06450977Recruiting
MIND diet study for people with multiple sclerosis
This study tests whether the MIND diet (a combination of the Mediterranean and DASH diets) can help people with multiple sclerosis (MS). Participants will receive meals and be monitored remotely, so you can take part from home.
Urbana, IllinoisAges 18–64 - NCT04946448Recruiting
Test a Crohn’s diet and biologic medicine combination
This study tests whether combining a specific diet with biologic medicines can reduce active inflammation and symptoms of Crohn’s disease. It may help people who still have active disease in the bowel despite prior care.
LeuvenAges 18–80 - NCT05196763Recruiting
Nutrition lessons for Indiana families on SNAP-Ed timing
This study tests nutrition education for families with children who receive SNAP (food assistance). It aims to see how to better support food security and healthy eating by planning SNAP-Ed lessons and participation over about one year.
West Lafayette, IndianaAges 5 years+ - NCT05309395RecruitingPhase 3
Food prescriptions to help Latino families eat affordably
This trial tests whether giving free/covered “food prescriptions” helps multigenerational Latino households lose weight by improving diet within a budget. It may help families who want to eat healthier without worrying as much about grocery costs.
Pasadena, CaliforniaAges 2 years+ - NCT07620028Enrolling by invitation
Improving Diet Quality Through Better Access to Protein
This study looks at how to help families in Indianapolis get better nutrition, especially protein-rich foods. Researchers will work with you and your child over about a year to understand food access and eating habits.
Indianapolis, IndianaAges 5 years+ - NCT05532137Recruiting
Phone app to help students follow a Mediterranean diet
This trial tests a mobile-phone app designed to help university students eat in a more Mediterranean diet pattern. If you join, the study will check whether using the app improves how consistently you follow that diet.
SevilleAges 18–65 - NCT06605898Recruiting
Metabolic and lifestyle study for adults 45-64
This study tests a personalized diet and lifestyle program to improve metabolic health. It may help if you are between 45 and 64, do not smoke, and have no major digestive or liver conditions.
Urbana, IllinoisAges 45–64 - NCT06701968Recruiting
Healthy Nordic diet for heart artery health after heart attack
This study tests whether a healthy Nordic diet (like whole grains, berries, fish, and vegetables) can slow down hardening of the arteries in people who have had a heart attack or have stable chest pain. It lasts 18 months and aims to improve heart health.
UppsalaAges 50–80 - NCT06842433Recruiting
Personalized nutrition study for weight and health
This study tests a personalized nutrition program based on your unique data. It aims to help improve health and weight through tailored diet advice.
WageningenAges 40–70
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Diet, Healthy trials by city
Studies with a site in or near these metro areas.
Diet, Healthy trials by state
Studies with a site anywhere in these states.
Common questions
- Are there clinical trials for diet, healthy?
- Yes. Clin2 currently lists 107 recruiting diet, healthy 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, healthy 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, healthy 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.