Clinical trials
Placebo Effect clinical trials
Below are recruiting placebo effect clinical trials, each written for real people, not researchers. We’re tracking 725 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07722546RecruitingPhase 2
Felzartamab for Graves' disease in adults
This study tests an investigational drug called felzartamab to see if it can help control thyroid function in adults with Graves' disease. It may offer a new option if you are still having symptoms despite anti-thyroid medication.
Glendale, ArizonaAges 18–75 - NCT07714057Recruiting
Can hydrogen water help basketball players recover faster?
This trial tests whether drinking hydrogen-rich water during a tapering period helps basketball players recover from intense training. If it works, it could speed up recovery without medication.
OlomoucAges 18–35 - NCT07670416RecruitingPhase 3
A study of enicepatide for people with obesity or overweight
This trial tests if enicepatide can help people with obesity or overweight lose weight, including those with or without type 2 diabetes. It aims to see if the drug is safe and effective.
Zhengzhou, HenanAges 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 - NCT07641335Recruiting
Caffeine's Effects on Chess Playing and Thinking Skills
This study tests whether caffeine helps professional chess players think more clearly and play better. Researchers will measure your chess performance and mental focus after you take caffeine or a placebo.
St Louis, MissouriAges 18–50 - NCT07644000Recruiting
Hydrogen inhalation and exercise response in healthy women
This study tests whether breathing in molecular hydrogen before exercise affects how your body uses energy during physical activity. Researchers want to see if this simple intervention might improve exercise performance or recovery in healthy women.
OlomoucAges 18–30 - NCT07596966Recruiting
Propolis and Royal Jelly for High Blood Pressure
This study tests whether two bee products—propolis and royal jelly—can help reduce inflammation and stress in the body of people with high blood pressure. Researchers want to see if adding these supplements to your current blood pressure medication helps control the condition better.
Niterói, Rio de JaneiroAges 18–75 - NCT07561203Recruiting
Collavant supplement for runner's knee discomfort
This study tests whether Collavant®, a collagen-based supplement, reduces knee pain in amateur runners aged 40–65 who experience discomfort during or after training. You'll take the supplement for 24 weeks while continuing to run and track your symptoms.
Madrid, MadridAges 40–65 - NCT04869098Recruiting
Evening protein shake for night shift workers’ metabolic health
This study tests whether eating a protein preload in the evening (often called a protein “shake/meal” before sleep) can improve metabolic health in night shift workers. It aims to see if this timing and protein intake helps measures related to metabolism while working nights.
Adelaide, South AustraliaAges 35–65 - NCT07534241Recruiting
Reishi Mushroom for Fatty Liver Disease
This study tests whether reishi mushroom (a type of fungus) can improve liver health in people with metabolic dysfunction-associated fatty liver disease—a condition where fat builds up in the liver. Researchers want to see if this natural supplement can reduce liver inflammation and improve blood sugar and cholesterol levels.
LahoreAges 35–65 - NCT06601101RecruitingPhase 3
Insulin drops for faster healing after corneal crosslinking
This trial tests whether insulin eye drops can help the cornea heal faster after corneal crosslinking, a procedure to treat keratoconus. It is for people with keratoconus who do not have diabetes, severe dry eye, or certain other eye conditions.
Campinas, São PauloAges 14 years+ - NCT06810466Recruiting
Dietary supplements for mild high cholesterol
This study tests two dietary supplements to see if they can improve cholesterol levels in people with mildly high cholesterol who are otherwise healthy and at low risk for heart disease.
Bologna, ItalyAges 18–69 - NCT07420231Recruiting
Prebiotic and Postbiotic for Digestive Comfort
This trial tests whether taking a prebiotic and a postbiotic together can help reduce intestinal discomfort such as bloating, gas, or stomach pain. If you have ongoing mild to moderate digestive symptoms, this study may offer a new approach to feeling better.
Louvain-la-Neuve, Brabant WallonAges 18–75 - NCT06864520Recruiting
GABA supplement for menopause symptoms
This study tests whether a natural supplement containing GABA (a chemical that helps calm the brain) can reduce menopause symptoms like hot flashes, mood swings, and sleep problems. It may be a good option if you are looking for a non-hormonal way to manage your symptoms.
Genova, ItaliaAges Any age - NCT06487832Recruiting
Effect of diabetes drug on brain response to insulin
This study tests whether a GLP-1 receptor agonist (a type of diabetes medicine) changes how the brain responds to insulin in people with different body sizes. It may help understand if this drug can improve brain function related to insulin.
TübingenAges 18–70 - NCT07135232Recruiting
Strength training and plant supplement for menopause symptoms
This 6-month study tests if strength training plus a plant-based supplement can help with perimenopause symptoms and muscle health. It's for women ages 40-55 who are not on hormone therapy and not already doing heavy resistance training.
Leeds, North HumbersideAges 40–55 - NCT07119255Recruiting
PRP acupuncture for long-term neck pain from muscle tightness
This study tests whether a treatment called platelet-rich plasma (PRP) acupuncture — using your own blood proteins — can reduce chronic neck pain caused by a common muscle condition. It may be a good option if you have had neck pain for months and want a non-surgical approach.
JakartaAges 18–59 - NCT06959758RecruitingPhase 4
Probiotics for childhood constipation
This study tests whether a probiotic supplement (BioKid LR) can help children with functional constipation — a condition where a child has hard, infrequent bowel movements with no other medical cause. The probiotic contains nine different types of good bacteria, including L. reuteri.
AfulaAges 6 months–17 years - NCT06088732RecruitingPhase 1/Phase 2
Exercise and ibuprofen for bipolar depression
This study tests whether acute exercise and ibuprofen can improve symptoms of bipolar depression by studying their effects on the immune system and brain circuits. It may help if you are currently in a depressive episode and can do moderate physical activity.
Tulsa, OklahomaAges 18–55 - NCT07050888Recruiting
Inulin supplement study for type 1 diabetes
This study tests if taking inulin, a type of fiber, can help improve blood sugar control and immune health in people with type 1 diabetes. Participants will take a daily supplement for a period of time to see if it makes a difference.
AmsterdamAges 18–70 - NCT06665594RecruitingPhase 2
Testing TXA to reduce bruising after facial filler
This study tests whether a medicine called tranexamic acid (TXA) can help reduce bruising after getting facial filler injections. If you are planning to get filler for wrinkles or volume loss, you may be able to join.
Madison, WisconsinAges 18–89 - NCT06599307RecruitingPhase 2
Rituximab for thinking and hand function in advanced MS
This trial tests whether the drug rituximab can help people with secondary progressive MS keep their thinking and hand abilities from getting worse. It is for people with more advanced disability.
Giza, Giza GovernorateAges 18 years+ - NCT06302296Recruiting
Speeding up braces with your own blood
This study tests whether a special injection made from your own blood (called injectable platelet-rich fibrin) can help move your teeth faster during braces treatment. It involves removing two upper premolars and then receiving the injection to see if it speeds up straightening.
HamaAges 18–26 - NCT06229483RecruitingPhase 3
Does tranexamic acid reduce bleeding during brain tumor surgery?
This study tests whether a medication called tranexamic acid (TXA) given during brain tumor surgery can reduce bleeding. If you are having a standard craniotomy for a tumor and don’t have certain health risks, you may be eligible.
Halifax, Nova ScotiaAges 18–80
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Common questions
- Are there clinical trials for placebo effect?
- Yes. Clin2 currently lists 725 recruiting placebo effect 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 placebo effect 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 placebo effect 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.