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NCT07858864Recruiting

GLP-1 Receptor Agonist Use and Sarcopenia in Obese Individuals Without Diabetes

Evaluation of the Relationship Between GLP-1 Receptor Agonist Use and Sarcopenia in Non-Diabetic Obese Individuals: A Prospective Descriptive Study

Source: ClinicalTrials.gov · Last updated 8 Oct 2026

Brief summary (registry, in English)

Glucagon-like peptide-1 receptor agonists (GLP-1 RAs) and dual GLP-1/GIP agonists such as semaglutide and tirzepatide produce marked weight loss in people with obesity, with reported reductions of about 15-20%. Rapid weight loss may reduce not only fat mass but also lean body mass and skeletal muscle mass, raising concern about sarcopenia and sarcopenic obesity. Evidence in non-diabetic obese individuals is limited and inconsistent. This prospective descriptive study will assess muscle mass, muscle strength, physical performance and sarcopenia risk in non-diabetic obese adults starting GLP-1 RA therapy, at baseline and at month 3, and will examine how weight loss relates to changes in body composition.

Status (registry)
Recruiting
Study type
Observational
Enrollment
42 (estimated)
First submitted
29 Sept 2026
Start date
30 May 2026
Primary completion date
30 Nov 2026
Lead sponsor
Istanbul Saglik Bilimleri University
Diseases
Obesity
NCT number
NCT07858864

What you commit to

  • Study type: Observational
  • Planned participants: 42
  • From 30 May 2026 to the primary completion date, 30 Nov 2026
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Other illness

  • Diagnosis of diabetes
  • History of chronic kidney failure, chronic liver disease, decompensated heart failure or malignancy
  • Walking impairment

Other

  • Pregnancy or breastfeeding
  • Not meeting inclusion criteria or unwilling to participate

Who the study is looking for

  • Age 18 years or older
  • Diagnosis of obesity (BMI \>30 kg/m²)
  • Currently using a GLP-1 RA
  • No hearing, speech or cognitive impairment
  • Not receiving treatment for major depressive disorder and not using antidepressants
  • Verbal consent to participate

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Kanuni Sultan Süleyman Training and Research Hospital
Coordinator of this site? Confirm its status
IstanbulTurkey (Türkiye)Recruiting

This page is information, not medical advice. Discuss any trial with your doctor.