b12 injections im or subq Compounded Cyanocobalamin (Vitamin B12) Injection Vitamin B-12 Injection - Mobile

This can lead to permanent and severe neurological issues

Retatrutide: a triple incretin receptor agonist for obesity management (Expert Opinion on Investigational Drugs)

They advise on safe supplements

These areas have higher concentrations of beta-3 adrenergic receptors, which are the primary target of the peptides mechanism

Summary: Excessive vitamin B12 intake rarely causes toxicity, but very high levels from supplements or injections may be associated with skin reactions such as acne-like eruptions, though serious adverse effects remain exceptionally uncommon

With a very fine needle and quick application, it only takes a moment