Clinical trials
Placebo Effect clinical trials
Below are recruiting placebo effect clinical trials, each written for real people, not researchers. We’re tracking 759 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06798948RecruitingPhase 2
Can a mix of herbs improve mild fatty liver?
This study is testing if a combination of four herbs (artichoke, milk thistle, turmeric, and licorice root) can help people with non-alcoholic mild to moderate fatty liver disease (also called metabolic-associated fatty liver disease). It's a randomized trial, meaning participants are assigned to either the herbal mix or a comparison group. This may offer a natural option to support liver health.
Hangzhou, Select...Ages 18–65 - NCT07592975Recruiting
Food with Fiber and B-Vitamins for Gut Health in Older Adults
This study tests whether adding special fibers (prebiotics) and B-vitamins to food can improve your gut bacteria, reduce inflammation, and support mental health. You'll eat fortified foods for several weeks while researchers track changes in your digestion and wellbeing.
Coleraine, County LondonderryAges 50 years+ - NCT07643558Recruiting
Fish oil and weight training for cancer patients' muscle health
This study tests whether taking fish oil supplements combined with progressive weight training exercises can help preserve or build muscle strength in cancer patients undergoing treatment. The goal is to help you maintain physical function and quality of life during cancer care.
Erlangen, BavariaAges 18 years+ - NCT06895018Enrolling by invitation
Grape Drink Trial for Diabetes and Fatty Liver
This study tests a drink made from grape pomace (a natural byproduct) that is rich in polyphenols—compounds that may help the liver and heart. Participants have type 2 diabetes and mild fatty liver, and researchers want to see if the drink improves liver health, blood sugar, and gut bacteria over several months.
NaplesAges 35–70 - NCT07766720Recruiting
Eggshell membrane and turmeric supplements for exercise recovery
This trial tests whether taking eggshell membrane, curcumin (turmeric), or both together can help your muscles recover faster after intense exercise. It may reduce soreness and help you bounce back sooner.
College Station, TexasAges 18–40 - NCT07672938Recruiting
Olive supplement and Mediterranean diet for mild memory loss
This trial tests whether a dietary supplement made from olive polyphenols, combined with following a Mediterranean diet, can help protect thinking and memory in people with mild cognitive impairment (MCI). It may be a good fit if you have early memory changes and want to try a nutrition-based approach.
Thessaloniki, Central MacedoniaAges 50–85 - 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+ - NCT07094035Recruiting
Green tea and probiotics for constipation-predominant IBS
This study tests whether a supplement containing green tea extract and probiotics can improve bowel function in people with irritable bowel syndrome (IBS) that mainly causes constipation. If you have chronic constipation and abdominal pain, this could help.
NaplesAges 18–70 - NCT06372821RecruitingPhase 1
Study of NIO752 for Alzheimer's disease
This study tests an experimental drug called NIO752 to see if it can reduce the production of tau protein, which is linked to Alzheimer's disease. Researchers will measure how the drug affects tau in your body using a special technique called SILK.
St Louis, MissouriAges 21–80 - NCT07144826RecruitingEarly Phase 1
Probiotic for Gut and Vaginal Health in Ovarian Cancer Chemotherapy
This trial tests whether taking a probiotic supplement can help balance the bacteria in your gut and vagina while you undergo chemotherapy for advanced ovarian cancer. It aims to see if this could improve your treatment experience or outcomes.
Columbus, OhioAges 18 years+ - NCT07219602RecruitingPhase 3
Study of obicetrapib and ezetimibe for diabetes and metabolic syndrome
This trial tests a combination medication (obicetrapib plus ezetimibe) taken daily to lower cholesterol and triglycerides in people with type 2 diabetes or metabolic syndrome who are already on standard cholesterol treatment. It may help reduce heart risks.
Sun City West, ArizonaAges 18 years+ - NCT07073846RecruitingPhase 4
Lidocaine and dexmedetomidine for pain after weight-loss surgery
This study tests whether adding two medicines (lidocaine and dexmedetomidine) to your anesthesia during weight-loss surgery can reduce pain, swelling, and stress on the body. It might help you have a smoother recovery.
Mexico City, Mexico CityAges 18–60 - NCT06911359RecruitingPhase 2
Anti-inflammatory vs. Prolotherapy for Knee Osteoarthritis
This study tests whether anti-inflammatory medications or dextrose prolotherapy (sugar water injections) can reduce knee pain and improve function in people with knee osteoarthritis. If you are a military healthcare beneficiary with moderate to severe knee pain, you may be able to join.
Travis AFB, CaliforniaAges 45–75 - 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 - NCT07189936RecruitingPhase 2
Testing 2-HOBA for Immune Issues in Long COVID with POTS
This trial tests if a medication called 2-HOBA can help with ongoing immune system issues in people with Long COVID who also have POTS. It aims to reduce fatigue and other symptoms by calming overactive immune responses.
Nashville, TennesseeAges 18 years+
Hear when a new Placebo Effect 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 placebo effect?
- Yes. Clin2 currently lists 759 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.