Clinical trials
Supplementation clinical trials
Below are recruiting supplementation clinical trials, each written for real people, not researchers. We’re tracking 672 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06401694Enrolling by invitation
Enhanced home meal program for older adults' health
This trial is testing a new, enhanced home-delivered meal program for older adults. It aims to see if these meals improve health and well-being for people who are already eligible for Meals on Wheels and are at nutritional risk.
Storrs, ConnecticutAges 60 years+ - NCT06379971RecruitingPhase 1
Choline for cannabis use in pregnancy
This trial tests whether taking choline (a vitamin-like nutrient) during pregnancy can help protect the baby's brain development in women who use cannabis. It aims to understand if choline supplementation can reduce potential risks linked to cannabis use.
Aurora, ColoradoAges 18–45 - NCT06395506Recruiting
Exercise and creatine for breast cancer survivors
This trial tests if adding creatine supplements to a virtual exercise program helps breast cancer survivors recover after chemotherapy. Participants will attend online exercise sessions three times a week and take creatine by mouth.
Galveston, TexasAges 18–75 - NCT06373848Enrolling by invitation
Vitamin E and Coenzyme Q10 for early gum disease
This study tests whether adding vitamin E and coenzyme Q10 to standard gum treatment can help heal early-stage chronic gum disease. It is for otherwise healthy adults aged 28-35 with mild gum pockets on their lower molars.
TehranAges 28–40 - NCT06344442RecruitingPhase 3
Low-dose vasopressin for kidney protection after liver transplant
This trial tests whether giving a low dose of a hormone called vasopressin after a liver transplant can help prevent kidney injury. It's for adults scheduled for a planned liver transplant.
ParisAges 18 years+ - NCT06337812Recruiting
Fiber supplement study for heart failure and diabetes
This study tests whether adding a daily fiber supplement can improve health in people with heart failure and type 2 diabetes. Participants take the supplement for several weeks to see if it helps manage symptoms and blood sugar.
Ann Arbor, MichiganAges 18 years+ - NCT07662330Recruiting
Spermidine for weight and cholesterol in overweight adults
This trial tests if a natural supplement called spermidine can help lower cholesterol and body weight in overweight people with high cholesterol. You cannot be on any cholesterol or diabetes medications.
Shanghai, Shanghai MunicipalityAges 18–60 - NCT06311058Recruiting
Protein supplement study for ACL surgery recovery
This trial tests whether a protein supplement can help you recover strength and muscle after ACL surgery. You will continue your standard rehab and take a protein drink daily for several weeks.
Houston, TexasAges 16–40 - NCT06309563Recruiting
Essential amino acid diet for severe obesity
This study tests whether replacing some foods with essential amino acids (protein building blocks) can improve metabolism in people with severe obesity. It aims to find a non-surgical way to boost weight loss.
Oggebbio, VerbaniaAges 45–65 - NCT06284473RecruitingPhase 4
Ketamine with numbing medicine for minor emergency procedures
This study tests whether adding ketamine to the usual numbing medicine makes minor procedures in the emergency department less painful. You may be a good fit if you are having a small procedure like stitches or abscess drainage.
Maywood, IllinoisAges 7–70 - NCT06291038Recruiting
Glutamine for IBS with leaky gut
This trial tests whether a supplement called glutamine can help people with irritable bowel syndrome (IBS) who have increased gut permeability (leaky gut). It aims to see if taking glutamine improves digestive symptoms and quality of life.
AmiensAges 18–75 - NCT06275542Enrolling by invitation
Removing breathing tube without standard monitoring device
This study tests if it is safe to remove the breathing tube after surgery based on oxygen levels without using a special nerve monitor. It may help find a simpler method for deciding when to take the tube out.
YogyakartaAges 18–60 - NCT07665658Recruiting
Supplements for ADHD: Calming brain inflammation in kids
This study tests whether special supplements can help calm inflammation in the brain and improve ADHD symptoms in children. It might be a good fit if your child's ADHD is diagnosed and they are not taking antibiotics or have other health issues like gut problems or severe allergies.
Peshawar, KPKAges 6–12 - NCT06274749Recruiting
Urolithin A for blood sugar in adults 55+ with extra weight
This study tests if a natural supplement called Urolithin A can help improve how your body handles sugar (glucose) in healthy adults aged 55 and older who have a higher body weight. You would take a daily capsule and come in for tests including blood work, treadmill walks, and an MRI.
Baltimore, MarylandAges 55–100 - NCT06260891RecruitingPhase 2
Zinc study for sickle cell disease and bone health
This study tests if taking zinc supplements can improve bone health in people with sickle cell disease. It's for those with certain types of sickle cell disease (SS or S-Beta zero thalassemia) who are not on chronic transfusions or zinc supplements.
Oakland, CaliforniaAges 15–40 - NCT06260072RecruitingPhase 2
Magnesium and Riboflavin for Post-Concussion Headaches
This trial tests if taking magnesium and riboflavin (vitamin B2) can help reduce headaches after a concussion. It is for University of Virginia students who have had a concussion within the past 3 days and can swallow pills.
Charlottesville, VirginiaAges 18–40 - NCT06265246Recruiting
Milk and yogurt for stronger bones in young adults
This study tests whether adding milk and yogurt to your diet can improve bone health and body composition. If you're a young adult with low calcium intake, you may qualify to join.
Saskatoon, SaskatchewanAges 19–30 - NCT06268665RecruitingPhase 2
Tart Cherry Juice for Preventing Nerve Damage from Chemotherapy
This study tests whether tart cherry juice can help prevent nerve damage (peripheral neuropathy) caused by the chemotherapy drug paclitaxel. Participants drink tart cherry juice daily during their 12 weeks of paclitaxel treatment.
Sacramento, CaliforniaAges 18 years+ - NCT06261554Recruiting
Low-dose sesame oral immunotherapy for children
This study tests if a very low daily dose of sesame protein (given as a powder under the tongue) can help children with sesame allergy become less sensitive to sesame. The goal is to reduce the risk of severe allergic reactions from accidental exposure.
Warsaw, Masovian VoivodeshipAges 3–17 - NCT06236932Recruiting
Infection risk in obesity study
This study looks at how obesity and related conditions affect your body's ability to fight infections. It may help find ways to prevent illness in people with obesity.
NaplesAges 18–65 - NCT06219525Recruiting
Zinc Dose Study for Very Premature Infants
This trial tests whether giving a higher dose of zinc (a mineral that helps growth and immunity) to very premature babies who weigh less than 800 grams can improve their health. It compares the higher dose to the standard dose.
Hat Yai, Changwat SongkhlaAges Any age - NCT06214598Recruiting
Anti-inflammatory diet for breast cancer patients on hormone therapy
This study tests whether a special anti-inflammatory diet can help reduce side effects in breast cancer survivors who are taking aromatase inhibitors after menopause. You would be randomly assigned to either follow the diet for 6 months or continue your usual diet, and your health will be monitored.
BelgradeAges 45–70 - NCT03934905RecruitingPhase 1/Phase 2
Sulforaphane supplement to protect the heart during doxorubicin
This trial tests whether a nutritional supplement called sulforaphane (SFN) can help protect heart function in people with breast cancer who are receiving doxorubicin (a chemotherapy that can affect the heart). Participants take caplets and have heart and safety monitoring to see if the supplement reduces heart-related side effects.
Lubbock, TexasAges 18–89 - NCT04923087Recruiting
Sound and eating pleasure study for older adults
This trial tests if listening to sounds while eating can make the experience more enjoyable for older adults in hospitals or nursing homes. If you are 65 or older and can safely eat cookies, you may be eligible.
NiceAges 65 years+
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Common questions
- Are there clinical trials for supplementation?
- Yes. Clin2 currently lists 672 recruiting supplementation 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 supplementation 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 supplementation 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.