In animal studies, Ozempic and Victoza have caused thyroid cancer (thyroid C-cell tumors, including medullary thyroid carcinoma (MTC))
[DOI] [PubMed] [Google Scholar] Schlosser G., Pocsfalvi G., Malorni A., Puerta A., de Frutos M., Vekey K
Should you take Wegovy or Zepbound
The famous ~seven orders of magnitude (ten-million-fold) more potent than BDNF figure comes from a single in-vitro spine-counting assay comparing two molecules that signal through entirely different receptors
Instead of being a single-receptor agonist, which semaglutide (the drug in Ozempic and Wegovy) is, tirzepatide activates two receptors at the same time
This includes sellers advertising retatrutide as: These products should not be treated as safe alternatives to licensed weight loss medicines