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
- NCT07165431Recruiting
Postbiotic supplement study for overweight and obesity
This study tests whether taking a daily postbiotic gummy for 12 weeks can improve body composition and metabolic health in people with overweight or obesity. It may help if you have stable weight and no major health conditions like diabetes.
Pamplona, NavarreAges 18–70 - NCT07195318Recruiting
Fisetin supplement study for healthy aging
This study tests whether a natural supplement called fisetin can help people age more healthily. It is for Danish-speaking adults aged 50 and older who are not taking certain other supplements or medications.
HvidovreAges 50 years+ - NCT07199829Recruiting
Vitamin D and K for military healthcare workers
This study tests whether taking vitamin D3 and K2 supplements can improve health in military healthcare workers who have low vitamin D levels. If you qualify, you will stop any current vitamin D or K supplements and take the study supplement for 4.5 months.
Tacoma, WashingtonAges 18–69 - NCT07210099Recruiting
Olive Supplement and Fat Burning During Exercise
This study tests whether a supplement made from olives (OliPhenolia®) can help your body burn fat more efficiently during exercise. It may be a good fit if you're a healthy, active adult in the UK.
CambridgeAges 21 years+ - NCT07210658Recruiting
Nutritional supplement tolerance study in children
This study is testing a new nutritional drink or powder to see if children like it, tolerate it well, and can stick with it. It replaces your child's current supplement with a new one, and researchers will check how it affects their digestion and overall health.
NottinghamAges 1–16 - NCT07220694Recruiting
Sabroxy supplement for memory and insulin resistance
This study tests whether a supplement called Sabroxy can improve insulin resistance and memory in adults with mild cognitive impairment and insulin resistance. It may help if you have early memory problems and your blood sugar is slightly higher than normal.
San Francisco, CaliforniaAges 40–80 - NCT07227363Recruiting
Keto diet for PCOS symptoms pilot study
This study tests if a keto diet can improve symptoms of PCOS. You'll follow your normal routine while researchers monitor changes.
Columbus, OhioAges 18–40 - NCT07231783Recruiting
Urolithin A supplement for muscle strength in adults 40–65
This trial tests whether a daily supplement called Urolithin A (Mitopure®) can improve muscle strength in healthy middle-aged adults who are not very active. Researchers will measure changes in strength and fitness over several weeks.
CorkAges 40–65 - NCT07233148Recruiting
ALS, MND, or PLS registry study
This observational study creates a registry for people with ALS, MND, or PLS. It helps researchers better understand these conditions and find possible treatments.
Park City, UtahAges 18–110 - NCT07233889Recruiting
Phosphate supplementation for low phosphate in ICU patients
This trial tests whether adding phosphate granules to feeding tubes can help raise low phosphate levels in ICU patients who are already receiving nutrition through a feeding tube.
Wuhan, HubeiAges 18–80 - NCT07236463RecruitingPhase 1/Phase 2
Iron chelator in dialysis fluid for sepsis-related kidney injury
This trial tests if adding an iron chelator (MEX-CD1) to the dialysis fluid can help remove harmful iron from the blood in patients with sepsis-related acute kidney injury who need continuous dialysis. It may reduce damage to the kidneys and other organs.
Nîmes, GardAges 18 years+ - NCT07236788Recruiting
Iron infusion to prevent anemia and improve life in obese patients
This trial tests whether giving an intravenous iron supplement (ferric derisomaltose) can help prevent anemia and improve quality of life in obese patients who have low iron stores. It aims to see if this treatment can boost energy and reduce fatigue.
BeijingAges 18–65 - NCT07238478Recruiting
Supplement for menopause quality of life in postmenopausal women
This trial tests a dietary supplement to see if it can improve menopause-related symptoms, like hot flashes and joint discomfort, in healthy postmenopausal women.
Harrison, New YorkAges 50–70 - NCT07239466RecruitingPhase 2
Ketone supplement with radiation and chemo for rectal cancer
This study tests a combination of a special diet supplement (beta-hydroxybutyrate), short radiation therapy, immunotherapy, and chemotherapy before surgery for locally advanced rectal cancer. The goal is to see if this approach helps shrink the tumor and improve treatment outcomes.
Wuhan, HubeiAges 18–75 - NCT07241182Recruiting
Mushroom extract supplement for lung cancer chemo patients
This study tests whether a supplement from a medicinal mushroom (Antrodia cinnamomea, also known as niu zhang zhi) can improve quality of life for people with lung cancer who are receiving platinum-based chemotherapy.
TaipeiAges 18–99 - NCT07242859Recruiting
Rice bran for mouth sores from radiation in head and neck cancer
This trial tests whether a rice bran supplement can help prevent or reduce mouth sores caused by radiation therapy for head and neck cancer. If you're getting radiation with or without chemo, this simple addition might ease side effects.
CairoAges 18 years+ - NCT07245979Recruiting
Sirtuin activator supplement for overweight women
This study tests whether a supplement that activates sirtuins (proteins that may help with metabolism) can help women who are overweight or have obesity. It looks at changes in body weight and related health markers.
PoznanAges 40–65 - NCT07383311Recruiting
Memory, sleep, and a natural supplement
This trial tests whether a natural substance (from wheat germ) that boosts a process called autophagy can help improve sleep in people who are worried about their memory or have mild memory problems but do not have dementia.
Greifswald, Mecklenburg-VorpommernAges 55–70 - NCT07405554RecruitingPhase 2
Zinc with botox for overactive bladder
This trial tests whether taking zinc along with a botox injection (a standard treatment) can better reduce sudden, strong urges to urinate in women with overactive bladder who haven't gotten relief from other treatments.
Skokie, IllinoisAges 21–100 - NCT07262528Recruiting
Brain training for hand recovery after stroke
This trial tests a brain-based training method (neurofeedback) to help improve hand movement after a stroke. It is for people who had a stroke in the last 3 months and still have weakness on one side.
RzeszówAges 18–70 - NCT07268846Recruiting
Prebiotic supplement before colorectal cancer surgery
This trial tests if taking a postbiotic supplement before surgery for colorectal cancer can improve recovery. It may help patients with adenocarcinoma of the large intestine prepare for their operation.
São Paulo, São PauloAges 18 years+ - NCT07271043Recruiting
High-protein drink for weight loss in type 2 diabetes
This study tests if a high-protein diabetes shake can help people with type 2 diabetes who are starting a new class of diabetes medications (GLP-1 or GIP receptor agonists) lose weight and improve body composition. Participants will either take the shake or a placebo drink for several weeks.
Boston, MassachusettsAges 18–75 - NCT07285226Recruiting
Creatine for muscle loss in older adults
This trial tests whether taking creatine HCl can help older adults with muscle loss (sarcopenia) improve muscle strength. If you are over 60 and have weak grip strength, this study might be for you.
BelgradeAges 60 years+ - NCT07295327Recruiting
Food supplements for mild high cholesterol
This trial tests whether two different food supplements can improve cholesterol levels in people with mild high cholesterol. It aims to find a safe and natural way to help manage cholesterol without medication.
Pavia, LombardyAges 35–70
Hear when a new Supplementation trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
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.