Clinical trials
Fasting clinical trials
Below are recruiting fasting clinical trials, each written for real people, not researchers. We’re tracking 207 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06885255Recruiting
Fasting and Exercise for Metabolic Syndrome
This study tests whether combining intermittent fasting with exercise can lower inflammation and improve your metabolism and gut health in people with metabolic syndrome.
Erlangen, BavariaAges 18–80 - NCT06901050Recruiting
A study of FAST HUGS care for ICU patients with low oxygen
This trial tests a special care bundle called 'FAST HUGS' to see if it helps people in the ICU with low oxygen levels get better sooner. It focuses on patients in the Chest Intensive Care Unit who have trouble getting enough oxygen.
ErzurumAges 18–100 - NCT07255300Recruiting
Fasting-mimicking diet for aging and health in adults
This study tests whether a special low-calorie diet that mimics fasting can help reduce risk factors for aging and age-related diseases. It is for healthy adults aged 30 to 65 who are willing to follow this diet for several days each month.
Varapodio, Calabria, ItalyAges Any age - NCT07223177Recruiting
Testing a new oxygen monitor for infants, children, and teens
This trial is testing a new type of oxygen sensor worn on the skin to see if it works well for children and teenagers. It may help doctors get better readings of oxygen levels in the blood.
Modesto, CaliforniaAges birth–21 years - NCT07189637Recruiting
Mediterranean diet and intermittent fasting for high blood pressure
This study tests if combining the Mediterranean diet with intermittent fasting can help lower blood pressure in people recently diagnosed with hypertension. It may be a good option if you are looking for a diet-based approach to manage your blood pressure.
IstanbulAges 40–65 - NCT07181655Recruiting
Fasting, calorie cutting, and exercise for metabolic syndrome
This study tests if combining intermittent fasting, calorie reduction, and physical activity can help manage metabolic syndrome (a group of risk factors that increase your chance of heart disease, stroke, and diabetes). If you have at least three of five specific health issues (like belly fat, high blood pressure, or high blood sugar) and are an adult aged 18 or older, you may be able to join.
Serdang, SelangorAges 18–80 - NCT06610162Recruiting
Metabolic responses to fasting and overfeeding in women
This study looks at how women's bodies burn energy (thermogenesis) when they fast or eat a lot. Researchers want to understand how these processes differ in premenopausal vs. postmenopausal women.
Aurora, ColoradoAges 18–65 - NCT07141342Recruiting
Bed scale weight loss program for wheelchair users
This study tests if using a special bed scale helps wheelchair users lose more weight during a weight loss program. Participants will follow a weight loss plan, and half will get the bed scale to track their weight at home.
Pittsburgh, PennsylvaniaAges 18 years+ - NCT07039331Recruiting
Short-term fasting for ovarian cancer patients
This trial tests whether short-term fasting before chemotherapy is better than eating freely for women with advanced ovarian cancer. It aims to see if fasting can help treatment work better or reduce side effects.
RomaAges 18 years+ - NCT06134258Recruiting
How fasting affects metabolism in healthy young adults
This study looks at how a period of fasting changes the amount of energy your body burns at rest. It may help explain why fasting can affect weight and health.
BaselAges 18–40 - NCT07006142Recruiting
Fasting time and stomach volume for GLP-1 patients
This trial studies how a longer fasting period affects stomach contents in people taking GLP-1 receptor agonists (a type of diabetes or weight-loss drug). It helps doctors understand if extra fasting time is needed before an upper endoscopy (a camera test for the stomach).
Rochester, MinnesotaAges 18 years+ - NCT06938555Recruiting
Can extending nightly fasting improve sleep and thinking in breast cancer survivors?
This study tests whether eating all your meals within a shorter window each day (prolonged nightly fasting) can help improve sleep and thinking skills in breast cancer survivors who have memory or concentration problems.
Phoenix, ArizonaAges 18 years+ - NCT06900257Enrolling by invitation
Fetal heart function in fasting pregnant women
This study looks at how babies' hearts work when mothers have been fasting for at least 10 days. It may help understand if fasting affects the baby's heart health.
SanliurfaAges 18–50 - NCT06839248Recruiting
Fasting before procedures with GLP-1 meds
This study looks at whether people taking weekly GLP-1 medications (like Ozempic or Wegovy) should follow standard fasting rules or a 24-hour clear liquid diet before a procedure. The goal is to find the safest way to prepare.
Melbourne, VictoriaAges 18 years+ - NCT06826924Recruiting
Fasting or ketones for prostate cancer
This trial tests whether a 7-day water-only fast or taking ketone supplements can help treat prostate cancer. You would have a biopsy before and after to see how the tumor responds.
Baltimore, MarylandAges 18 years+ - NCT06810635Recruiting
Polyphenol types in people with type 2 diabetes
This study looks at how different people process polyphenols (natural compounds in plant foods) based on their gut bacteria. It compares people with type 2 diabetes to those without diabetes to learn about possible health benefits.
Ghent, East FlandersAges 40–85 - NCT06744322Recruiting
Fast discharge after a heart attack
This trial tests if it's safe to send patients home quickly after a mild heart attack. It may help those who had a successful procedure to open a blocked artery and are stable enough to leave the hospital sooner.
Wiener Neustadt, Lower AustriaAges 18 years+ - NCT06748963Recruiting
Fasted exercise training for type 1 diabetes
This study tests if exercising before breakfast (while fasting) helps improve blood sugar control and heart health in people with type 1 diabetes. You'll continue using your insulin pump and glucose monitor, and attend supervised exercise sessions and MRI scans to measure changes in your body.
Edmonton, AlbertaAges 18–55 - NCT06701929Recruiting
Fasting time and recovery after c-section
This trial looks at how long you fast (go without food or drink) before a planned c-section and whether that affects how well you feel after the surgery. It aims to find the best fasting time to improve your recovery.
Montreal, QuebecAges Any age - NCT06671613Recruiting
Fasting-mimicking diet with immunotherapy for advanced lung cancer
This study combines a special periodic diet that mimics fasting with the standard immunotherapy drug pembrolizumab (Keytruda) for people with advanced non-small cell lung cancer. The goal is to see if the diet can help the immunotherapy work better.
Long Beach, CaliforniaAges 18 years+ - NCT06678516Recruiting
Does intermittent fasting change your blood microbiome?
This study tests if intermittent fasting (going without food for periods) affects the microorganisms in your blood. It may help researchers understand how fasting influences health.
Lanzhou, GansuAges 18–65 - NCT06610565Recruiting
Fasting-mimicking diet for breast cancer side effects
This study tests if a special diet that mimics fasting can help reduce side effects from hormone therapy (aromatase inhibitors) in women with breast cancer. The diet is a low-calorie meal plan designed to lower cholesterol and improve well-being.
Milan, ItalyAges 18 years+ - NCT06543615Enrolling by invitation
Ultrasound stomach check before surgery in sleeve gastrectomy patients
This study uses ultrasound to measure how much stomach content remains after fasting in people who have had sleeve gastrectomy surgery. It aims to understand if the standard 8-hour fasting period is enough for this group before other surgeries.
Cairo, Cairo GovernorateAges 21–45 - NCT06386887Recruiting
Fasting During Chemotherapy for Ovarian Cancer
This trial tests whether adding periods of fasting to standard chemotherapy before surgery helps people with advanced ovarian cancer. It is for those receiving platinum-based chemo for the first time or after recurrence.
Cleveland, OhioAges 18 years+
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Common questions
- Are there clinical trials for fasting?
- Yes. Clin2 currently lists 207 recruiting fasting 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 fasting 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 fasting 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.