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Effect of a Dietary Supplement on Hormones Involved in Appetite Regulation in Overweight and Obese Adults
Sponsor: FFoQSI - Austrian Competence Centre for Feed and Food Quality, Safety & Innovation
Summary
Obesity is a chronic condition linked to numerous health risks and affects more than one billion people worldwide. While pharmacological treatments such as incretin-based therapies are available, they may have side effects, are not suitable for all patients, and adherence can be limited. Dietary supplements that influence appetite and satiety may represent an alternative or complementary approach. This study will evaluate whether a dietary supplement containing plant extracts stimulates the intestinal incretin response. The primary focus is the effect on glucagon-like peptide-1 (GLP-1) secretion. Secondary outcomes include dipeptidyl peptidase-4 (DPP-4), gastric inhibitory peptide (GIP), and insulin, as well as measures of appetite, satiety, food intake, and anthropometrics. The trial is designed as a 12-week, double-blind, randomized, placebo-controlled parallel-group study in adults with overweight or obesity (BMI 25-40, age 18-50). Participants will receive either the dietary supplement or placebo. Blood samples will be collected at baseline and after 12 weeks, both fasting and following capsule intake and a standardized liquid meal. Anthropometric measurements and visual analog scales (VAS) for hunger and satiety will also be assessed.
Official title: Effect of a Dietary Supplement (FitLine TopShape) on the Incretin Response
Key Details
Gender
All
Age Range
18 Years - 50 Years
Study Type
INTERVENTIONAL
Enrollment
40
Start Date
2025-10-24
Completion Date
2026-05-11
Last Updated
2026-03-30
Healthy Volunteers
Yes
Interventions
Intervention: Dietary Supplement with Plant Extracts
Capsule containing a blend of plant extracts, administered twice daily three capsules (total six capsules), 30-60 minutes before main meals, for 12 weeks.
Placebo
Matching capsule without active plant extracts, administered twice daily three capsules (in total six), 30-60 minutes before main meals, for 12 weeks.
Locations (1)
Salzburger Universitätsklinikum
Salzburg, Salzburg, Austria