what happens if you don't get your b12 injection Are Vitamin Shots Right for You? Feeling worse after B12 Injection:

Based on current clinical evidence, the rough ordering from largest to smallest weight-loss effect is: Tirzepatide highest average weight loss Semaglutide significant weight loss Tesamorelin moderate weight loss, primarily through visceral fat reduction AOD-9604 primarily body composition effects MOTS-c primarily metabolic and energy effects rather than pure weight reduction AOD-9604 and MOTS-c are generally not considered replacements for GLP-1 medications in patients seeking substantial weight reduction

DO NOT hack GLP-1 pens

Some evidence suggests that B12 may help prevent or slow down the development of osteoporosis

That is why early action matters