Metabolism & weight
Substances studied in relation to blood-glucose regulation, appetite and energy metabolism. Described factually, without claims about outcomes.
Not approved
Retatrutide
An experimental peptide acting on three receptors at once, currently in clinical research and not registered as a medicine anywhere.
Prescription medicineSemaglutide
A GLP-1 receptor agonist registered as a medicine by the EMA and FDA and available in the Netherlands on prescription only.
Prescription medicineTirzepatide
A peptide acting on both the GLP-1 and the GIP receptor, registered as a prescription medicine under brand names including Mounjaro.