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
- NCT07218978Recruiting
Mobile produce market with vouchers for food access
This trial tests a mobile farmers market that gives you a $20 monthly voucher to buy fresh produce. It's designed for North Carolina adults who have trouble getting enough healthy food.
Raleigh, North CarolinaAges 18 years+ - NCT07221045Recruiting
Food as medicine for food-insecure families in rural North Carolina
This study tests whether providing fresh produce boxes and nutrition classes helps families in rural North Carolina who struggle with food access. If you are a parent or caregiver of an 8–14-year-old and live in a participating county, you may qualify.
Raleigh, North CarolinaAges 8–64 - NCT06509464Recruiting
High-intensity interval training for women with central obesity
This study tests whether high-intensity interval training can improve the severity of metabolic syndrome in women who carry extra weight around their belly. It may help you understand how exercise affects your overall health.
GizaAges 25–45 - NCT07211321Recruiting
Diet, inflammation, and muscle loss in older adults
This study looks at how diet and gut health relate to muscle loss (sarcopenia) in adults 60 and older. It aims to understand links between inflammation, gut bacteria, and muscle strength so we can find better ways to prevent frailty.
Lanzhou, GansuAges 60 years+ - NCT06932042Recruiting
Protein-controlled diet for kidney disease management
This trial tests a low-protein diet (called PLADO) to help manage chronic kidney disease (CKD) stages 3–5. It aims to slow kidney decline and improve nutrition. You may join if your kidney function is stable and your blood sugar and blood pressure are under control.
BeirutAges 18 years+ - NCT02455193Recruiting
Exercise study for people with schizophrenia
This study looks at how exercise affects brain function in people with schizophrenia or schizoaffective disorder. It may help researchers understand whether exercise can improve brain-related outcomes alongside standard treatment.
Aurora, ColoradoAges 21–70 - NCT07194993Recruiting
Testing protein needs in adults with PKU
This study looks at how much protein people with PKU need. If you have PKU and are 18 or older, you may help researchers understand your body's protein needs better.
Atlanta, GeorgiaAges 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 - NCT05750732Recruiting
Study weight loss and a gene variant
This trial looks at how weight loss relates to a specific gene difference (CLOCK 3111T/C). You may be eligible if you’re in a certain age and body-mass range and don’t have conditions or medicines that could affect weight or metabolism.
AnkaraAges 20–50 - NCT07157813Enrolling by invitation
Improving health habits in forensic psychiatric patients
This trial tests a program to help people in a forensic psychiatric hospital improve their lifestyle habits, like diet and exercise, and metabolic health. It aims to support better health and well-being.
Vaxjo, Kronoberg CountyAges 18–64 - NCT07160530Recruiting
Healthy eating help for rural child care homes
This study tests a program to help family child care providers in rural Nebraska and Kansas serve healthier meals and snacks to preschool children. It aims to improve children's eating habits.
Lincoln, NebraskaAges 3 years+ - NCT07163650RecruitingPhase 4
Obesity medication 6 months after weight-loss surgery
This trial is for people who had metabolic surgery 6 months ago and still have a BMI of 28 or higher. It tests whether an anti-obesity medication can help with further weight loss after surgery.
Nanjing, JiangsuAges 18–55 - NCT06951932Recruiting
Do fatty acids help early memory loss?
This study tests whether a special oil (medium-chain fatty acids) can help people who were recently diagnosed with mild cognitive impairment. If you join, you'll take the oil and be checked to see if it slows down memory decline.
Alessandria, PiedmontAges 18–85 - NCT07151365Recruiting
Plant-based diets and healthy aging study
This study looks at how a plant-based diet might help people age in a healthy way. It is for adults 40 and older who are part of the Tzu Chi Foundation and are joining a health checkup program.
Dalin, ChiayiAges 40 years+ - NCT06629610Recruiting
Healthy Eating & Active Lifestyle: Yup'ik Way of Life
This trial offers a 2-year program to help Yup'ik Alaska Native communities eat healthier and be more active, based on traditional ways. It involves workshops, changes at the local food store, and community input to make healthier choices easier.
Bethel, AlaskaAges 18 years+ - NCT07138313Recruiting
How diet affects sleep and daily rhythms
This study looks at how what you eat affects your sleep and daily rhythms. Healthy young adults aged 18-32 are invited to join to help researchers understand this connection.
UppsalaAges 18–32 - NCT07137286Recruiting
Genes and high LDL on a ketogenic diet
This study looks at how genes might affect why some people have a big rise in LDL cholesterol when they start a ketogenic diet. If your LDL is over 170 mg/dL on keto, you may be able to join a blood draw to help find out.
Rochester, MinnesotaAges 18 years+ - NCT07128095Recruiting
Wellness and nutrition check during COVID-19
This study looks at how exercise, nutrition, and overall wellness have been affected during the COVID-19 pandemic. It may help you understand how to improve your health habits.
Bloomington, IndianaAges 18–75 - NCT07121894Recruiting
Ketogenic diet for bipolar depression
This study tests whether a strict low-carbohydrate, high-fat (ketogenic) diet can improve symptoms of depression in people with bipolar disorder. Participants will receive dietary guidance and support to help them follow the diet for several weeks.
Rochester, MinnesotaAges 18–50 - NCT07111208Recruiting
Air, noise, and lifestyle effects on heart health
This study tests if wearing a wristband that tracks air and noise can help reduce heart risks in people with early signs of metabolic syndrome. You will also get lifestyle tips to help protect your heart.
Kaunas, Kaunas CountyAges 45–64 - NCT06969391Recruiting
Diet and type 2 diabetes in migrant patients
This study looks at how diet affects type 2 diabetes in people who moved to France. It aims to understand your eating habits and help manage your blood sugar better.
Saint-DenisAges 18 years+ - NCT07094984Recruiting
Clearing resistant gut bacteria: three FMT methods
This trial tests three different ways to clear antibiotic-resistant bacteria from your gut using fecal microbiota transplant (FMT). It may help if you have a confirmed resistant infection and are looking for a treatment to reduce the risk of future infections.
WarsawAges 18 years+ - 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 - NCT07095543Recruiting
Plant-based weight loss through online program
This study tests an online weight loss program based on a plant-based diet. You may be able to join if you live in the U.S., are overweight, can travel to Washington DC for a body scan, and are not using weight loss medications.
Washington D.C., District of ColumbiaAges 18 years+
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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.