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A Prescription Isnt Always Necessary : While your doctor can prescribe B12 shots, med spas offer a more direct route
Self-dosing with B12 injections is not recommended
This matters for planning purchases, managing refrigerator storage, and ensuring you do not run out mid-titration
For researchers interested in the comparison between tirzepatide and next-generation compounds like retatrutide, which adds a third receptor (GCG), our guide to retatrutide versus semaglutide provides useful context, as does our three-way comparison of semaglutide, tirzepatide, and retatrutide
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