Clinical trials
Weight Gain clinical trials
Below are recruiting weight gain clinical trials, each written for real people, not researchers. We’re tracking 45 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06028113RecruitingPhase 2
A weight gain prevention program for high-risk babies in primary care
This study tests a program to help prevent unhealthy weight gain in babies at higher risk for obesity. Families will get extra support during regular check-ups at a pediatric clinic.
Cincinnati, OhioAges 1 day+ - NCT07190170Recruiting
Time-Restricted Eating for Weight Loss Maintenance
This study tests whether a time-restricted eating schedule (when you eat all your meals within a certain window each day) helps people keep off weight they've recently lost. Using a smartphone app, you'll log your meals and follow a daily eating window to see if it helps you maintain your weight loss.
New York, New YorkAges 25–65 - NCT05807594Recruiting
Online program to help manage weight gain during pregnancy
This trial tests an at-home (online) coaching program to help pregnant people gain weight at a healthier rate. It may help you stay on track during pregnancy and understand what changes work best for you.
University Park, PennsylvaniaAges 18–45 - NCT05982132Recruiting
Weight changes in men starting prison in Martinique
This study looks at how weight changes in men who are newly locked up in a Martinique prison. If you join, researchers will track your weight over time to understand what happens.
DucosAges 18–44 - NCT05000645Recruiting
Grocery delivery to help young pregnant women gain healthy weight
This study tests whether getting grocery delivery (with a focus on healthier foods) can help young women who are pregnant gain a healthy amount of weight. It’s aimed at low-income participants early in pregnancy who currently drink sugary beverages.
Ann Arbor, MichiganAges 14–26 - NCT07326644Recruiting
How Weight Gain Affects Spinal Anesthesia in Planned C-Section
This study looks at how weight gain during pregnancy affects spinal anesthesia during a planned C-section. It may help doctors understand if weight gain influences the numbing effect of the spinal block.
Elâzığ, ElaziğAges 18–45 - NCT07368465Recruiting
What affects weight gain in late pregnancy?
This study looks at how your physical activity, eating habits, and anxiety levels may affect how much weight you gain during pregnancy. It aims to find ways to support healthy weight gain for you and your baby.
IstanbulAges 18–45 - NCT06936137RecruitingPhase 3
Probiotics for weight gain from antipsychotic medication
This trial tests if taking a probiotic supplement can help prevent or reduce weight gain caused by certain antipsychotic medications. It is for people with schizophrenia who have gained significant weight after starting these medications.
Cairo, AbbassiaAges 18–45 - NCT05725967Enrolling by invitation
Endoscopic and bariatric procedures for obesity
This study looks at people who are having obesity-related procedures, including options done with a scope (endoscopic) and revision after prior bariatric surgery. It may help doctors understand outcomes and improve care for people undergoing these treatments.
Boston, MassachusettsAges 18–80 - NCT05774652Recruiting
Teen study following mothers from an earlier pregnancy project
This study follows teenagers whose mothers took part in an earlier lifestyle-in-pregnancy study (started in 2007–2010). It may help researchers understand how that earlier study relates to teen health and development.
OdenseAges 13–65 - NCT07124702Recruiting
Quitting dual cigarette and e-cigarette use in pregnancy
This study tests a program to help pregnant people under 21 weeks who smoke both cigarettes and e-cigarettes. The goal is to help them quit both, focusing on those with lower household income.
Buffalo, New YorkAges 18 years+ - NCT04812314Recruiting
Study how exercise changes body fat and metabolism
This study looks at how starting exercise changes the structure and function of body fat. It may help you understand how exercise affects things like cholesterol and blood sugar, even if you’re not currently exercising regularly.
Ann Arbor, MichiganAges 18–40 - NCT03123835Enrolling by invitation
Testing POEM and other procedures for reflux and swallowing problems
This trial studies how well POEM and other endoscopy-based (through-the mouth) treatments work for conditions like acid reflux, achalasia (trouble moving food), and Barrett’s esophagus. It may help doctors compare outcomes and choose the safest, most effective procedure for your situation.
Sacramento, CaliforniaAges 18–80 - NCT05119868Recruiting
Mediterranean diet in pregnancy to prevent baby allergies
This trial studies whether following a Mediterranean-style eating pattern during pregnancy can lower the chance that a child develops allergies. It may help families who already have a higher allergy risk, by changing diet during early pregnancy.
NaplesAges 20–35 - NCT05619705Recruiting
Health coaching for pregnant women through home visits
This trial tests a structured health-coaching program delivered during home visits to help pregnant people improve health habits during pregnancy. It may help you with support like tracking weight and following a planned coaching routine.
Baltimore, MarylandAges 18 years+ - NCT06511310Recruiting
Exercise, brain health, and weight maintenance after weight loss surgery
This study looks at how exercise affects brain activity and helps people keep weight off after they have regained some weight following bariatric surgery. You may join if you had weight loss surgery, lost weight, and then regained more than 10% of that lost weight within the last 1 to 5 years.
Boston, MassachusettsAges 18–70 - NCT07150884Recruiting
Lactase supplement study for weight gain in preterm infants
This trial tests whether giving lactase (a natural enzyme that helps digest milk sugar) to preterm babies helps them gain weight better. It is for infants born between 28 and 34 weeks of pregnancy who get most of their nutrition through the gut.
ThessalonikiAges 1 day–4 weeks - NCT07351214Enrolling by invitation
Mindfulness support for weight regain after slimming surgery
This trial tests if motivational interviewing combined with mindfulness can help patients manage weight regain after weight loss surgery. You may qualify if you regained weight at least 6 months after surgery.
AnkaraAges Any age - NCT06439277RecruitingPhase 3
Tirzepatide for teens with obesity and related health problems
This study tests a medication called tirzepatide (a once-weekly injection) to help teenagers with obesity and related health conditions lose weight. It aims to see if the drug is safe and effective for this age group.
Los Angeles, CaliforniaAges 12–17 - NCT05992688Recruiting
Sweet Kids Study: Stevia and Weight Over Time
This study tests whether replacing sugary drinks with stevia-sweetened drinks over time can help children manage their weight. Your child would drink the study beverages instead of their usual sugary drinks and have weight and health checks.
Little Rock, ArkansasAges 8–12 - NCT07743567Recruiting
Weight and pregnancy outcomes after GLP-1 use
This study looks at how a type of weight-loss medication called GLP-1 affects pregnancy and baby outcomes. It aims to learn if this medication is safe to use early in pregnancy.
Kansas City, KansasAges 18–45 - NCT05780814Recruiting
Treating insomnia to improve weight loss after breast cancer
This study looks at whether improving insomnia (trouble falling asleep or staying asleep) can help survivors of breast cancer lose weight more successfully through a structured behavioral weight loss program. It may help if sleep problems are making it harder to change eating and activity habits.
Washington D.C., District of ColumbiaAges 18 years+ - NCT05652478RecruitingPhase 2
How HIV prevention drugs affect metabolism in healthy people
This study tests how certain HIV prevention drugs affect the body's metabolism (how it uses energy) in healthy people. It aims to understand side effects before these drugs are used more widely, which could help make future treatments safer.
Bethesda, MarylandAges 18–55 - NCT04541095Recruiting
Milk formula for very preterm babies: more vs less beta-palmitate
This study tests an infant milk formula that has a higher or lower amount of beta-palmitate in babies born very early. The goal is to see if the formula supports healthy growth in preterm infants who are stable and can feed through the stomach.
AnconaAges 6 months–7 months
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Common questions
- Are there clinical trials for weight gain?
- Yes. Clin2 currently lists 45 recruiting weight gain 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 weight gain 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 weight gain 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.