Comparison of Genotype-Based Dietary Counseling Versus Standard Dietary Counseling on Weight Loss and Fat Mass Reduction
Recruiting · NCT07368777 · Interventional (participants receive a specific treatment) · Lead sponsor: Metropolitan College
View the official record on ClinicalTrials.gov →Interventions studied
Genotype-Based Dietary CounselingStandard Dietary Counseling
What this trial is about
This study aims to compare the effects of genotype-based dietary counseling with standard dietary counseling based on general recommendations on weight loss and reduction of body fat. Participants will receive individualized dietary guidance either informed by genetic information or based on conventional dietary guidelines. Changes in body weight and body composition will be assessed over the course of the intervention.
Who can take part
Age range
18 Years to 65 Years
Sex
All (male and female)
Healthy volunteers
Yes - healthy volunteers may be accepted
Phase
Not applicable (e.g. observational or device study)
Study type
Interventional (participants receive a specific treatment)
Inclusion criteria
- Adults aged ≥18 years
- Body mass index (BMI) ≥25 kg/m²
- Greek-speaking (able to read and understand Greek and provide informed consent)
- Willing and able to participate in dietary counseling and study assessments for the duration of the study
Exclusion criteria
- Current use of pharmacological treatments for weight loss, including but not limited to GLP-1 receptor agonists, appetite suppressants, or other anti-obesity medications
- Participation in any structured weight-loss intervention or program within the previous 3 months, including commercial weight-loss programs or medically supervised dietary interventions
- Use of medications known to significantly affect body weight or body composition, such as systemic corticosteroids, antipsychotic medications, or medications for thyroid disorders
- Pregnancy or lactation
- Presence of medical conditions that may affect body weight, metabolism, or nutritional status, including untreated thyroid disease, severe gastrointestinal disorders, or endocrine disorders
Where it is running
1 location listed.
- Dietetics Department, School of Health Sciences, Metropolitan College - Marousi, Greece