- active not recruitingNA
The Effects of Protein Supplementation With or Without Urolithin A During Single-leg Immobilization
This study looks at how protein drinks, with or without a natural ingredient called Urolithin A, can help protect muscles when someone can't use their leg, like after an injury. Researchers want to see if these drinks can stop muscle weakening during this time.
Canada - active not recruitingPHASE1
A Study in Healthy People or Otherwise Healthy With Overweight or Obesity to Compare 2 Formulations of Survodutide Given in Different Ways, Either as a Pre-filled Syringe or a Pen-like Injector
This study looks at a new medicine called survodutide for people who are healthy or have overweight/obesity. We want to see if two different versions of the medicine, given with different types of injectors, work similarly in the body. It's an early-stage study.
Germany - recruitingPHASE1
A Study in Healthy Men to Test How Well Different Doses of BI 3821001 Are Tolerated
This study is looking at a new medicine called BI 3821001 in healthy men. Scientists want to see if it's safe, how well people tolerate different doses, and how the body handles the medicine.
Germany - recruitingNA
Effect of Smoking and Time of Day on Eosinophils
This study looks at how smoking and time of day affect immune cells called eosinophils in healthy smokers. Researchers will compare blood samples from smokers and non-smokers both with and without recent smoking.
Germany - recruitingPHASE1
A Study in Healthy People to Test How Vicadrostat Affects the Heart
This study is looking at how a new medicine, Vicadrostat, affects the heart in healthy adults. Researchers will compare Vicadrostat to a dummy medicine (placebo) to see if there are any differences. Moxifloxacin, another medicine, will also be used in some people.
Germany - recruitingNA
Personalized Responses to Dietary Composition Trial 3
This study, PREDICT 3, aims to understand how different foods affect individuals. By looking at how people respond to meals in their everyday life, it helps create more personalised eating advice to improve health for conditions like diabetes and heart problems.
United States · United Kingdom - recruitingPHASE1
A Study to Test How Well Different Doses of BI 3031185 Are Tolerated by Healthy Men and Women
This study is testing a new medicine, BI 3031185, to see how safe it is and how the body handles different doses. It involves healthy men and women.
Germany - not yet recruitingNA
Pre-analytical Processing of Human Samples for Microbiota Analysis Quality
This study aims to find the best ways to collect and store poo samples for studying the tiny living things (microbes) in your gut. It compares different collection methods to make sure the science is accurate.
France - enrolling by invitationNA
Effects of Reactive Hypoglycaemia on Cognition in Earlier or Later Chronotypes
This study looks at how certain breakfasts affect memory and attention in university students. We want to see if a quick drop in blood sugar after eating (called reactive hypoglycaemia) impacts thinking skills, especially for those who naturally prefer going to bed and waking up later.
Germany - recruitingPHASE1
Phase 1 Single Ascending Doses (SAD) of M5542 in Healthy Participants
This study is testing a new medicine called M5542 in healthy volunteers. It checks how safe it is, whether people can tolerate it, and how the body handles it after a single dose. This is an early stage of testing new medications.
Germany - not yet recruitingNA
Light-Based Monitoring (SR-NIRS) for Suspected Testicular Torsion in Children
This study uses a special light to check blood flow in boys' testicles. It aims to find a quick, easy way to spot twisted testicles (testicular torsion) which need urgent treatment. It looks at healthy boys and boys with sudden pain to see if this new method works.
Canada - active not recruitingNA
The Effect of Ketone Esters on Forearm Glucose Metabolism
This study looks at how a special drink containing ketones might affect how our muscles use sugar. Ketones are natural substances in your body, and understanding them could help treatments for certain health conditions or aid recovery after exercise.
United Kingdom - recruitingNA
Effect of Exercise on Appetite in Response to Meals During Energy Restriction
This study looks at how exercise affects appetite and hunger hormones when people eat much less than usual. Researchers want to see if a short workout can change how much food healthy men want to eat afterwards.
United Kingdom - active not recruitingNA
Effects of Diet on Perinatal Mood and Cognition
This study looks at how eating foods rich in plant compounds called flavonoids might help new mothers with their mood, thinking skills, and blood pressure during and after pregnancy, aiming to reduce 'baby blues' and improve well-being.
United Kingdom - enrolling by invitation
GlyCoBrain Observational Study
This study looks at how your breakfast choices affect your memory and attention, especially for young adults. Researchers want to understand if different meal timing and food types, particularly those that cause quick sugar spikes, impact brain function in students.
Germany - recruitingPHASE1
A Single- and Multiple-Ascending Dose Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of LY4066708 in Healthy Participants
This study looks at a new medicine called LY4066708 in healthy volunteers. We want to check it's safe, how well the body handles it, and how long it stays in the system. It's a first step to see if it could help with certain health conditions later on.
United Kingdom - recruitingPHASE1
A Phase 1 Single Dose and Multiple Ascending Dose Study to Assess the Relative Bioavailability, Food Effect, Safety, Tolerability and Pharmacokinetics of SYT-510 in Healthy Participants
This study is testing a new medicine, SYT-510, in healthy people to see how safe it is and how the body handles it. We're looking at different doses and how food affects it to help future studies.
United Kingdom - recruitingNA
Interaction Between White Potato Consumption and Meal Timing on Glycemic Response and Appetite in Adults
This study looks at how eating white potatoes at different times affects blood sugar and hunger. Researchers want to see if potatoes can help you feel full and eat less, especially if eaten for breakfast, compared to other foods.
Canada - active not recruitingNA
Clinical Study to Predict the Risk of Bone Fractures With the POROUS Ultrasound Device
This study looks at a new ultrasound scanner, called POROUS, to see if it can better predict bone breaks, especially in older adults. It compares POROUS with the usual X-ray scan (DXA) to help improve how we find and treat weak bones.
Austria · Germany · Netherlands - active not recruitingPHASE1
Safety, PK/PD, and Immunogenicity Study of SC ALXN2030 in Healthy Participants
This study is looking into a new medication called ALXN2030. We want to check how safe it is and if it causes any side effects in healthy people. We're also seeing how the body handles the medicine. It's an early-stage study to gather important safety information.
United Kingdom - ongoing, recruitingHuman Pharmacology (Phase I)- Other
The effect of multiple doses of BI 425809 on the pharmacokinetics of multiple doses of a combination of ethinyl estradiol and levonorgestrel following oral administration in healthy premenopausal female subjects (an open-label, twoperiod, fixed sequence design trial with run-in period)
This study looks at how a new medicine, BI 425809, affects a common type of contraceptive pill (Microgynon) in healthy women. It helps us understand if the new medicine changes how the contraceptive pill works in the body.
Germany - not yet recruitingNA
Metabolic Availability of Lysine From Barley in Young Adult Men
This study looks at how much of an important building block, called lysine, our bodies can get from barley. We're testing different cooking methods to see which ones help your body use more of barley's nutrients.
Canada - recruiting
Imaging Measures of Respiratory Health Registry
This study uses special MRI scans to understand lung health, both in people with breathing problems and healthy individuals. It helps scientists learn more about how lungs work and aims to find new ways to analyse these scans for better treatment in the future.
Canada - active not recruitingPHASE4
A Bronchoscopy Study to Assess the Effects of Inhaled Corticosteroids on Adult Healthy Volunteers
This study looks at how a common asthma medicine (fluticasone propionate) affects healthy lung cells. We want to understand these effects better to help in developing new treatments for severe asthma. Healthy adults will either receive the medicine or no treatment, and their lungs will be checked.
United Kingdom - not yet recruitingNA
Effects of Repetitive Transcranial Magnetic Stimulation on Two Cerebellar Targets
This study looks at how brain stimulation affects different areas of the brain that control movement and thinking. It uses a safe method called rTMS on healthy volunteers to learn how our brains work. This helps scientists develop new treatments for brain conditions.
France - recruitingNA
Investigating the Neuropsychological Effects of 5-HT2a Antagonism
This study looks at how a specific brain chemical, serotonin, affects memory, emotions, and decisions. Researchers are using a drug called pimavanserin to understand more about a particular 'lock' (receptor) for serotonin. This could help develop new treatments for depression.
United Kingdom - recruiting
Quantifying 18kDa TSPO Expression in the Lung in Pulmonary Artery Hypertension (PAH)
This study aims to see if a special scan can detect changes in the lungs of people with Pulmonary Arterial Hypertension (PAH). By comparing these scans to healthy people, we hope to find a new way to check if treatments for PAH are working.
United Kingdom - recruitingNA
Eccentric Muscle Training, Stimulation, and Biomarkers in SCI
This study looks at a new way to help people with spinal cord injuries walk again. It combines gentle downhill treadmill walking with mild electrical stimulation. Researchers will check blood and spinal fluid to find the best time to start this training.
United States · Canada - active not recruitingNA
Determination of the Biological Activity of Enriched Serums on Healthy Volunteers After Consumption of the Kera-Diet® Ingredient
This study looks at how a special nutrient from a Kera-Diet supplement affects healthy cells in a lab. We want to see if the blood of healthy young men who take this supplement can help keep cells working well, especially when under stress.
France - recruitingNA
Interaction Between Dairy and Gut Hormone Response on Cognitive Performance in Children.
This study explores how different types of milk and yogurt affect how well children aged 9-14 think and learn. Researchers will compare full-fat, low-fat, and fat-free options, as well as skipping snacks, to see if dairy can improve brain function through gut hormones.
Canada - active not recruitingNA
Reconfirming the Safety and Performance of the Glyconics-DS System in Known Populations With and Without Diabetes
This study is checking a new way to test for diabetes using your fingernails. It uses a special light to look for sugar levels in your nails. Researchers want to make sure it's safe and works well for people with and without diabetes, comparing it to a standard blood test.
United Kingdom - recruitingNA
Effect of Sleep Extension in Prevention to Sleep Deprivation
This study looks at how not sleeping enough (sleep deprivation) affects how well people can run for a long time. It also checks if sleeping more than usual before an event (sleep extension) can help stop these negative effects, especially for people who do ultra-endurance sports.
France - recruitingPHASE3
BEATRIX: A Study to Learn About a Group B Streptococcus Vaccine in Healthy Pregnant Women and Their Babies
The BEATRIX study is looking at a vaccine for Group B Streptococcus (GBS) in pregnant women and their babies. It aims to understand if the vaccine is safe and how well it works to protect against GBS, a common bacteria that can sometimes cause serious infections.
United States · Argentina · Brazil - recruitingNA
Threonine Requirement in Adults >60 Years of Age
This study looks at how much threonine, an important nutrient from food, older adults need. Threonine helps protect your gut. Current recommendations are for younger adults, so this research aims to find the right amount for people over 60 to keep their gut healthy.
Canada - recruitingNA
Cycle Nation Communities: Increasing Cycling in Glasgow
This study in Glasgow checks if a 9-week cycling programme helps adults cycle more and improves their health, compared to a single cycling session. We're looking for adults who don't cycle much to take part.
United Kingdom - recruitingNA
The Effect of Short-term Supplementation of OliPhenolia® on Fat Oxidation
This study looks at whether a natural olive extract drink (OliPhenolia®) can help your body burn more fat during exercise. We're also checking if adding a caffeinated drink beforehand makes a difference for healthy, active people.
United Kingdom - recruiting
Contribution of the Kinematic Theory in the Early Differential Diagnosis of the Parkinson's Disease
This study looks for early signs of Parkinson's disease by studying hand movements, speech, and eye movements. Researchers want to see if these measurements can help tell the difference between people with Parkinson's, similar conditions, and healthy older adults aged 50-75.
Canada - recruitingNA
Does Abnormal Insulin Action in the Brain Underlie Cognitive and Metabolic Dysfunction in Schizophrenia
This study looks at whether problems with how the brain uses insulin might explain some thinking and memory issues, as well as common health problems like obesity and diabetes, in people with schizophrenia. Researchers will use a special scan after giving insulin through the nose to see how the brain reacts.
Canada - recruitingNA
Effects of Salbutamol in Athletes and Implications for Screening and Sports
This study looks at how a common asthma medicine (salbutamol) affects sports performance in healthy athletes. We want to see if it helps athletes who sometimes have trouble breathing during intense exercise, even if they don't have asthma. Understanding this could help with sports rules.
Canada - active not recruitingNA
Metabolic Availability of Methionine From Mung Beans in Healthy Adults
This study aims to understand how much useful protein, specifically an essential building block called methionine, our bodies can get from mung beans. Researchers will test different ways of cooking and combining mung beans to see how this affects their protein quality in healthy adult men.
Canada - recruitingNA
Bioavailability of Human Milk Oligosaccharides in Healthy Adults
This study looks at how the special sugars found in human milk, called HMOs, are used by healthy adults. We want to see if these sugars get into the bloodstream, as they might have benefits beyond digestion, like helping our immune system.
Germany - recruitingNA
Development of Electroencephalography (EEG) and Magnetoencephalography (MEG) Source Reconstruction With Fast Multipole Method
Researchers are looking at new ways to scan the brain more clearly and quickly. They want to see if combining special brain caps with new computer software can better show where brain activity happens during finger movements, nerve stimulation, and speech.
Germany - not yet recruiting
Measurement of Pro-resolving Inflammation Biomarkers in Saliva, Gingival Fluid, and Dental Pulp in Patients With Symptomatic Pulpitis and Healthy Controls
This study looks for early signs of tooth inflammation by checking spit, gum fluid, and tooth pulp. We want to see if these fluids can show how much a tooth is inflamed in people with toothache compared to healthy people. This could lead to easier ways to check tooth health.
France - active not recruitingPHASE1
A Study of SPY003-207 in Healthy Volunteers
This study is testing a new medicine, SPY003-207, for the first time in people. We want to see if it's safe, how much the body can handle, and how it moves through the body in healthy volunteers. Some people will get the medicine, others a dummy pill.
United States · Canada - recruiting
The Gut-Lung Axis and Respiratory Illness in Children
This study in Glasgow looks at how bugs in children's guts and lungs are linked, especially in kids with breathing or tummy problems. It wants to understand what a healthy link looks like and if these bugs change when children are unwell.
United Kingdom - recruiting
Muscle Mass, Quality, and the Menopause: Sex-specific Strategies to Mitigate Sarcopenia in Ageing Populations
This study looks at how menopause affects muscle and why women lose muscle faster than men as they age. Researchers will use special scans to see fat in muscles and speak to women about how exercise can help improve muscle strength and quality.
United Kingdom - not yet recruitingNA
Enhancing Health Literacy Through AI-Powered Chatbot: a Randomized Controlled Trial
This study looks at whether an AI chatbot can help Japanese caregivers understand more about HPV vaccination. It compares the chatbot to a leaflet to see which is better at helping them make decisions for their daughters aged 12-18.
United Kingdom - recruiting
Development of Novel MR Techniques Using Volunteer Participants
This study is developing new ways to use MRI scanners to get better and faster pictures of the body. We need healthy volunteers to help test these new scanning methods safely. It's about improving the technology, not about your health.
United Kingdom - recruiting
Who Fares Best With Mindfulness Meditation
This study looks at how mindfulness meditation affects different people. It aims to find out who benefits most and who might experience problems. Researchers want to understand why mindfulness works for some and not for others, especially those with past trauma or negative thinking.
Belgium · United Kingdom - ongoing, recruitingHuman Pharmacology (Phase I)- Other
A TQT Study to Investigate the Effect of Enpatoran on Cardiac Repolarization in Healthy Participants
This study is looking at how a new medicine, called Enpatoran, affects the electrical activity of your heart. It's for healthy people aged 18 and over, and it's one of the first tests in humans to make sure the medicine is safe and doesn't cause heart problems.
Germany