Clinical trials
Diet Interventions clinical trials
Below are recruiting diet interventions clinical trials, each written for real people, not researchers. We’re tracking 121 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07792837Recruiting
Online intuitive eating program for pregnant women with obesity
This study tests an online program that helps pregnant women with obesity learn to eat intuitively, which means listening to their body's hunger and fullness signals instead of dieting. The goal is to support their well-being during pregnancy.
San Diego, CaliforniaAges 18 years+ - NCT04672863Recruiting
Mediterranean diet after a first liver transplant
This study tests whether eating a Mediterranean-style diet after a first liver transplant is safe and helpful for recovery or health. It targets adults who are able to follow a nutrition plan and do not have certain complications or conditions that could interfere with diet changes.
Rochester, MinnesotaAges 18 years+ - 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 - NCT06973408Recruiting
Diet and lifestyle study for weight management
This study tests whether a specific diet and behavior program can help people with overweight improve their health. You will be asked to follow a specific eating plan and eat certain foods provided by the researchers.
GothenburgAges 18–70 - NCT07270068Recruiting
Diabetes remission through lifestyle change for Malaysian patients
This study tests whether a lifestyle program can help Malaysian adults with recently diagnosed type 2 diabetes and overweight or obesity achieve remission of their diabetes. If you qualify, you’ll get support to change your diet and activity habits.
Seremban, Negeri SembilamAges 18–70 - NCT07090096Recruiting
Plant-based diet study for endometriosis pain
This study tests whether a plant-based diet can help reduce pelvic pain in women with endometriosis. Participants are randomly assigned to either follow a plant-based diet or continue their usual diet for several months.
La Jolla, CaliforniaAges 18–45 - NCT06996405Enrolling by invitation
Dietary advice for patients on dialysis
This trial tests whether having access to a dietitian or nutrition advice in the dialysis unit can improve your health. If you are on dialysis and speak Danish, you may be able to join.
HolbækAges Any age - NCT06099288Recruiting
Strong families start at home: A healthy eating study for Latinx families
This study tests a program to help families eat healthier together at home. It is for Latinx caregivers of young children and involves recording a few meals to see how the program helps.
Providence, Rhode IslandAges 18 years+ - NCT05709600Recruiting
Diet study during planned living kidney donation
This trial looks at whether specific diet changes can be safely used for people who are planning a living kidney transplant. It mainly aims to understand how diet might affect people during the donation/transplant process.
CologneAges 18 years+ - NCT06603519Enrolling by invitation
Can a diet reduce inflammation after a colonoscopy?
This study tests whether a special diet can help reduce inflammation and improve gut health after a colonoscopy. It is for people who are getting a repeat colonoscopy because they've had polyps before.
San Diego, CaliforniaAges 18 years+ - NCT07546942Enrolling by invitationPhase 1/Phase 2
Autism Treatment Using Stem Cells, Gut Microbiome, and Diet
This study tests whether a combination of stem cell therapy, gut microbiome restoration (using specially prepared stool), and dietary changes can improve autism symptoms, communication, social behavior, and digestive issues. Researchers believe gut health and immune system problems may contribute to autism, and this trial explores whether treating these areas helps.
Hamilton, MontanaAges 10–90 - NCT06955975Recruiting
Pectin supplement for frailty in older adults
This study tests if daily pectin, a fiber found in fruits, can improve strength and health in older adults who are frail or pre-frail. It compares pectin to a placebo over time.
Nottingham, NottinghamAges 65 years+ - NCT06787235Recruiting
Can a special diet help reduce alcohol intake?
This study tests whether a nutritional program (a modified ketogenic diet) can help people with alcohol use disorder reduce their drinking. It aims to find out if changing what you eat can support your goals around alcohol.
BernAges 18–80 - NCT06996431Enrolling by invitation
Weight loss program with mobile health support
This study tests a new way to help adults lose weight using a smartphone app and health coaching. You might qualify if you are overweight, live in Hong Kong, speak Chinese, and can walk without help.
Hong KongAges 18 years+ - NCT07202247RecruitingPhase 2
Improving heart health in prostate cancer patients on hormone therapy
This study tests whether combining a time-restricted eating plan, a heart-healthy diet, and a weight-loss medication (GLP-1 receptor agonist) can help improve heart health and weight in men with prostate cancer who are receiving hormone therapy. It aims to reduce the risk of heart problems caused by hormone treatment.
Duarte, CaliforniaAges 30–79 - NCT07640594Recruiting
Food Vouchers and Nutrition Support in Philippine Households
This study tests whether food vouchers help low-income families in the Philippines eat better and more nutritious food. Researchers will track how the vouchers affect what families buy and eat, and how that impacts health—especially for women and young children.
Washington D.C., District of ColumbiaAges birth–99 years - NCT07490782Recruiting
Nutrition study for college students with depression
This trial tests whether changes in diet can help improve mild to moderate depression in college students. If you are currently getting treatment or are open to it, you may be able to join.
La Jolla, CaliforniaAges 18 years+ - NCT06870578Recruiting
Building healthy eating habits for preteens
This trial helps researchers develop programs to support healthy eating in kids ages 9-11 with overweight. It involves focus groups, and some parts include brain scans to understand eating habits.
Seattle, WashingtonAges 9 years+ - NCT06981247Recruiting
Heart disease prevention for office workers
This study tests ways to help city bank employees in Karachi lower their risk of heart disease and stroke. It focuses on people who sit a lot at work and want to prevent heart problems.
Karachi, SindhAges 20–65 - NCT06828367Enrolling by invitation
Online nutrition program for families with young kids
This study tests an online nutrition education program to help families of young children eat more like a Mediterranean diet. It aims to see if the program improves healthy eating habits in kids aged 18 to 36 months.
Pamplona, NavarreAges 1.5 years–3 years - NCT06545721Recruiting
Weight changes and hormone health in PCOS
This study looks at how weight changes affect hormone levels and insulin resistance in women with PCOS. It may help understand if weight cycling is harmful or helpful.
Beijing, Beijing MunicipalityAges 18–45 - NCT06464497Recruiting
Whole foods for teens with obesity pilot study
This study tests whether replacing processed foods with whole foods (like fruits, vegetables, and whole grains) for 8 weeks can help reduce body fat in teens with obesity. Both the teen and a parent or caregiver will learn to prepare and eat healthier meals together.
Nashville, TennesseeAges 10 years+ - NCT05998291Enrolling by invitation
Dermatitis herpetiformis not helped by gluten-free diet
This trial studies two groups of people with dermatitis herpetiformis. One group has a rash that still appears even after following a strict gluten-free diet for at least 3 years. The other group responds well to the diet. The study will compare them to learn more and find better ways to help.
TampereAges 18 years+ - NCT06634186Enrolling by invitation
Fiber-rich diet for liver cirrhosis patients
This study tests whether eating more dietary fiber can improve outcomes for people with liver cirrhosis and high blood pressure in the liver (portal hypertension). If you have cirrhosis, adding fiber to your diet might help.
Hanover, Lower SaxonyAges 18 years+
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Common questions
- Are there clinical trials for diet interventions?
- Yes. Clin2 currently lists 121 recruiting diet interventions 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 interventions 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 interventions 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.