Clinical trials
Supplementation clinical trials
Below are recruiting supplementation clinical trials, each written for real people, not researchers. We’re tracking 675 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07675421Recruiting
HMB supplement for head and neck cancer surgery
This trial tests whether taking HMB (a supplement that may help reduce inflammation) can improve recovery and outcomes in people with head and neck cancer who are scheduled for surgery to remove their tumor.
Belo Horizonte, Minas GeraisAges 18 years+ - NCT07533890Recruiting
Probiotics and gut health in children with inflammatory bowel disease
This study tests whether a multi-strain probiotic supplement can change the gut bacteria in children and teens with inflammatory bowel disease (IBD). Researchers will collect stool samples to see if the probiotics help restore healthy gut bacteria and potentially improve symptoms.
BernAges 5–18 - NCT07400367Recruiting
Probiotics and lifestyle changes for fatty liver disease
This trial tests whether taking probiotics plus making lifestyle changes can improve fatty liver and metabolic health. You may qualify if you have liver fat and at least one sign of metabolic problems like high blood sugar or high blood pressure.
New Taipei CityAges 18–80 - NCT07412444Recruiting
Olive oil study for fatty liver health
This trial tests if extra virgin olive oil (EVOO) can improve liver health in people with metabolic fatty liver disease (MASLD). It may help reduce fat in the liver and improve overall metabolic health.
Castellana Grotte, ItalyAges 18–65 - NCT07433946Recruiting
Liquid nutrition to prevent weight loss in IBD
This study tests whether adding a special liquid nutrition drink (partial enteral nutrition) to your regular diet can help prevent weight loss and muscle loss in people with Crohn's disease or ulcerative colitis who are at risk of malnutrition.
Rozzano, MilanoAges 18–65 - NCT07435766Recruiting
Iron absorption from supplements in Kenyan pregnancy
This study looks at how well pregnant women in Kenya absorb iron from two types of supplements during the second trimester. It aims to find which supplement works best for you and your baby.
Kwale, Kwale CountyAges 18–35 - NCT07437391Recruiting
L-carnitine for preterm babies with breathing problems
This trial tests whether giving L-carnitine, a nutrient that helps cells make energy, to premature newborns with respiratory distress syndrome (RDS) can improve their health. It may help their bodies cope better in the NICU.
Muzaffargarh, Punjab ProvinceAges 1 hour–1 day - NCT07440147Recruiting
Akkermansia and Berberine for night shift workers' insulin sensitivity
This trial tests whether taking a probiotic called Akkermansia muciniphila and a natural plant compound called berberine can improve how your body uses insulin. If you work night shifts regularly, this study may help you find a way to support your metabolic health.
Graz, StyriaAges 21 years+ - NCT07441343Recruiting
Polyphenol supplements and exercise for older adults
This study tests whether taking polyphenol supplements (natural compounds found in plants) combined with exercise can improve physical performance in older adults. If you are over 60 and generally healthy, you may be able to join.
Kingston, OntarioAges 60 years+ - NCT07442097Recruiting
Safety of a nutritional supplement in healthy older adults
This study tests a nutritional supplement (N-acetyl-L-cysteine and glycine) to see if it is safe and well-tolerated in healthy older adults. It may help if you are looking for ways to support your health as you age.
Pune, MaharashtraAges 60–80 - NCT07443943RecruitingPhase 2
Potato starch supplement for joint pain from hormone therapy
This trial studies whether a dietary supplement made from resistant potato starch can help reduce joint and muscle pain in people who are about to start aromatase inhibitor therapy for breast cancer or high risk. You take the supplement daily and report how you feel over 24 weeks.
Ann Arbor, MichiganAges Any age - NCT07451496Recruiting
Personalized aging study with lifestyle and supplements
This study tests whether personalized lifestyle advice, supplements, and exercise can help slow aging and improve health. If you are a generally healthy adult aged 50–80 who is not currently exercising, you may be a good fit.
Singapore, SingaporeAges 50–80 - NCT07453693Recruiting
Urinary health drink mix study for women with frequent UTIs
This trial tests a dietary supplement drink mix designed to improve urinary health. It is for women who have had at least two urinary tract infections in the last six months and are currently at the start of a new UTI.
Harrison, New YorkAges 18–75 - NCT07454616Recruiting
Supplement and exercise study for pre-frail adults
This study tests whether a special nutrient supplement combined with a simple exercise routine can improve health markers linked to living longer. It is designed for adults who are starting to feel less strong or energetic but are not yet frail.
SingaporeAges 50–80 - NCT07463092Recruiting
Creatine and exercise for muscle health in prostate cancer
This study tests whether taking creatine and doing weightlifting exercises can help men with prostate cancer who have been on hormone therapy for at least 6 months to improve muscle strength and size. It lasts 12 weeks and involves supervised workouts three times per week.
São Paulo, São PauloAges 40 years+ - NCT07463352Recruiting
Pre-surgery nutrition for frail seniors with hip fractures
This study tests if giving a special protein drink before surgery helps frail older adults with a broken hip recover better. It might reduce complications after surgery.
DüzceAges 65 years+ - NCT07466290Recruiting
L-serine with strength training for seniors
This trial tests whether taking a supplement called L-serine along with a strength training program can improve muscle strength and function in older adults. It might help you stay strong and independent.
Vienna, State of ViennaAges 65–85 - NCT07466420Recruiting
Quercetin for fibrotic lung disease
This trial tests whether taking quercetin, a natural supplement, can help people with fibrotic interstitial lung diseases (a group of conditions that cause scarring in the lungs). If you have been diagnosed with idiopathic pulmonary fibrosis (IPF) or another fibrotic ILD and are on standard treatments, you may be able to join.
Heraklion, CreteAges 18 years+ - NCT07469527Recruiting
Tonic for stress in healthy adults
This study tests if a tonic called Feel Free Classic Tonic can help lower stress in healthy adults. You will take the tonic, and the researchers will check your stress levels and how your body processes the drink.
Guelph, OntarioAges 21–55 - NCT07471542Recruiting
Copper supplements for cirrhosis patients
This trial tests whether taking copper supplements can help people with cirrhosis (scarring of the liver) who have low copper levels or symptoms related to copper deficiency. It aims to see if this can improve their health.
Seattle, WashingtonAges 18 years+ - NCT07472426Recruiting
Creatine for brain and kidney health after exercise in heat
This study tests if taking creatine supplements can protect your brain and kidneys during intense exercise in hot conditions. You'll exercise and have your thinking and kidney function checked afterward.
Cedar Falls, IowaAges 18–45 - NCT07485296RecruitingPhase 2
Postbiotics with pembrolizumab for advanced head and neck cancer
This trial tests whether adding postbiotics (beneficial bacteria byproducts) to the standard immunotherapy drug pembrolizumab can improve your immune system's response against advanced or metastatic head and neck squamous cell carcinoma.
Rozzano, MilanoAges 18 years+ - 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+ - 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
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Common questions
- Are there clinical trials for supplementation?
- Yes. Clin2 currently lists 675 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.