Clinical trials
Supplementation clinical trials
Below are recruiting supplementation clinical trials, each written for real people, not researchers. We’re tracking 671 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07764991RecruitingPhase 2
Lactoferrin supplement for diabetic kidney disease
This study tests whether taking a lactoferrin supplement can help people with type 2 diabetes and chronic kidney disease (stage 3 or 4) by reducing protein in their urine, which is a sign of kidney damage. It may offer a new way to slow the progression of kidney disease.
CairoAges 18–75 - 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 - NCT07752628Enrolling by invitation
F-60 safety trial for children with severe acute malnutrition
This trial tests a new food supplement (F-60) for children hospitalized with severe acute malnutrition. It aims to see if F-60 is safe and can help children recover.
DhakaAges 6 months–4.9 years - NCT07757529Recruiting
Sage extract for thinking and memory in middle-aged adults
This study tests whether a daily sage extract supplement can improve thinking, focus, and memory in healthy middle-aged adults. If it works, it could offer a natural way to support brain health.
College Station, TexasAges 40–60 - NCT07740967Recruiting
Collagen and omega supplements for middle-aged women
This study tests whether daily collagen and omega-3 supplements can improve health in healthy middle-aged women. You would take the supplements for a period and have your health measured.
LoughboroughAges 35–65 - NCT07736547Enrolling by invitation
AI-guided supplement for weight loss
This study tests a nutritional supplement (guided by your gut bacteria) to help with weight loss, along with lifestyle advice. It might be a good fit if you are overweight but not diabetic and have not used weight-loss medications recently.
IstanbulAges 18–65 - NCT07729930Recruiting
Creatine supplement study for healthy middle-aged women
This study is testing a creatine supplement (a substance that may help with energy and muscle function) in healthy middle-aged women. You may join if you are between 35 and 65, a non-smoker, and have a certain activity level.
LoughboroughAges 35–65 - NCT07729072Recruiting
Olive leaf extract for better exercise results
This study tests whether taking olive leaf extract supplements can improve how your muscles respond to exercise training. It involves a training program and taking a daily supplement, and may help you build muscle more effectively.
LausanneAges 18–45 - NCT07715201Recruiting
Amino acid drink for strength and recovery in active men
This study tests whether a special amino acid supplement helps trained men get stronger, perform better, and recover faster from workouts. You'll take the supplement daily and follow a 10-week supervised training program.
Toronto, OntarioAges 18–45 - NCT07715955Recruiting
Can probiotics help control appetite in adults with overweight or obesity?
This study tests whether taking probiotics can help regulate appetite in people who are overweight or have obesity. It aims to understand if these supplements can support weight management by affecting hunger and fullness signals.
Maastricht, LimburgAges 20–70 - NCT06631534RecruitingPhase 4
Testing dexmedetomidine for kids having heart defect closure
This trial tests adding a sedative medicine called dexmedetomidine to standard anesthesia for children aged 3 to 12 who are having a procedure to close a hole in their heart (atrial septal defect). The goal is to see if it helps them recover more smoothly.
Alexandria, Alexandria GovernorateAges 3–12 - NCT07711990Recruiting
Studying ketone supplements and brain health
This trial tests how a ketone drink affects the brain in healthy middle-aged adults. It may help researchers understand if ketones can support brain function.
Columbus, OhioAges 45–65 - NCT07710547Recruiting
TCP-600 supplement for football player performance
This trial tests whether a supplement called TCP-600 can help professional football players perform better in sprints, react faster, and feel less tired. If you are a healthy male player aged 18–36, you may be able to join.
KrakowAges 18–37 - NCT06642363RecruitingPhase 1
Astaxanthin for PCOS symptoms and heart health
This trial tests if astaxanthin, a natural antioxidant, can improve PCOS symptoms and heart-related health in women with PCOS who are overweight but not pregnant or breastfeeding.
Isfahan, IsfahanAges 18–45 - NCT07699575Recruiting
Can turmeric and ginger help runner recovery?
This trial tests whether taking turmeric, ginger, and black pepper supplements can reduce inflammation and aid recovery in runners completing the 175 km 'Diagonale des Fous' race. It could help you understand natural ways to manage post-race inflammation.
Saint-Pierre, CHU de La RéunionAges 18 years+ - NCT07704476Recruiting
Protein supplement after breast cancer treatment
This study tests whether taking a protein supplement plus resistance training can help improve muscle and body composition after breast cancer treatment. It could be for you if you have finished active breast cancer treatment and have been doing strength training for at least 3 months.
Pittsburgh, PennsylvaniaAges 20–89 - NCT07703137Enrolling by invitation
NAD Supplement for Parkinson's Disease Study
This study tests whether a supplement called NAD (a natural substance that helps cells produce energy) can improve symptoms in people with Parkinson's disease. You would take the supplement daily for several weeks, and researchers will check your movement, thinking, and overall well-being.
Oklahoma City, OklahomaAges 55–85 - NCT07699393RecruitingPhase 2
Choline supplement study for healthy pregnancies
This trial tests whether taking extra choline (a nutrient similar to B vitamins) during pregnancy can improve health for mothers and babies. You may be eligible if you are early in a singleton pregnancy and do not drink alcohol.
Cape TownAges 18–45 - NCT07694791Recruiting
Gut health supplements for people on peritoneal dialysis
This trial tests whether taking probiotic and prebiotic supplements can improve gut health in people receiving peritoneal dialysis at home. It may help with digestion and overall well-being.
Monterrey, Nuevo LeónAges 18 years+ - NCT04305769RecruitingPhase 2
Alanyl-glutamine to help treat C. difficile diarrhea
This study tests whether the supplement alanyl-glutamine, given along with standard treatment, can improve outcomes for adults being treated for C. difficile infection (a cause of diarrhea). It may help the body recover better after antibiotics that usually treat C. difficile.
Charlottesville, VirginiaAges 18–105 - NCT07685431Recruiting
Alpha-lipoic acid for IVF in women 35-45
This trial tests whether taking alpha-lipoic acid (an antioxidant supplement) before and during IVF can improve pregnancy success in women aged 35–45 using their own eggs. It aims to see if the supplement can help counter age-related declines in egg quality.
Kaohsiung CityAges 35–45 - NCT07682077Recruiting
Kefir drink to prevent diabetes in pregnancy
This study tests whether a daily probiotic drink (kefir) during pregnancy can help prevent gestational diabetes. It's for pregnant people who are less than 14 weeks along and live near Fredericton, New Brunswick.
Fredericton, New BrunswickAges 19 years+ - NCT07682532Recruiting
Theanine and Mediterranean diet for Parkinson's symptoms
This trial tests whether a supplement called L-theanine and a Mediterranean diet can improve sleep, digestion, and inflammation in early-stage Parkinson's disease. It may help if you are in stage 1 and live with a healthy partner.
IstanbulAges 50–80 - NCT07675200Recruiting
Miricell study on healthy aging and cell cleanup
This study tests whether a supplement called Miricell can improve markers of healthy aging and help your cells clean out damaged parts. If you are healthy, between 40 and 70 years old, and willing to follow a specific diet and visit schedule, you may be able to join.
Canfield, OhioAges 40–70
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Common questions
- Are there clinical trials for supplementation?
- Yes. Clin2 currently lists 671 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.