how many b12 injections a week Injection Dosage and Frequency: 7 Guidelines for Adults Vitamin B12 Injection: Complete Guide
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10.1093/jn/131.10.3135 [DOI] [PubMed] [Google Scholar] 76

Semaglutide and tirzepatide are both medications used for weight loss, but they have distinct differences

With a bit of searching you can also find their corrected statement on B12 injections during Covid
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A sore arm is a common side effect of the meningococcal B vaccine

Persistent or severe symptoms suggest dose reduction or potential sensitivity

Consider yourself warned