Saves the questions and what to expect into your notes, next to the visit they belong to.
Keep this study
Lead
Erasmus Medical Center
With
weightworks Clinic
Age
18–70
Sex
ALL
Healthy volunteers
Not accepted
You may be eligible if
Age ≥18 to 70 years.
Start with the use of Tirzepatide GLP-1 receptor agonists and for at least 3 months with stable dosing before randomization.
BMI ≥30 kg/m² or ≥27 kg/m² with obesity-associated medical problems (such as type 2 diabetes, hypertension, or dyslipidemia) at the start of GLP-1 therapy
Willing and able to provide informed consent
Able to comply with study procedures and follow-up visits
Own vitamins should be completely discontinued 2 weeks before the start
You may not be if
Known allergy or hypersensitivity to any components of the multivitamin supplement
Current use of other vitamin or mineral supplements
Pregnancy or planning pregnancy during the study period
Patients who follow a vegan diet.
Active malignancy or ongoing cancer treatment
Severe kidney disease (eGFR \<30 mL/min/1.73m²)
Severe liver disease (Child-Pugh C)
History of metabolic bariatric surgery
Participation in other clinical trials within the past 3 months
Any condition that, in the investigator's opinion, would interfere with study participation or compromise patient safety
