b12 injection do Shots at Home: How, Where & How Often to Inject Yourself How Long Does It Take
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[DOI] [PubMed] [Google Scholar] 45.Col L., Donati G., Cappuccili M.L., Cianciolo G., Comai G., Cuna V., Carretta E., La Manna G., Stefoni S

Gastric bypass surgery is a key treatment for severe obesity

The good news is that if administered properly, any excess is excreted, so trying them (with a doctors oversight) may be low-risk

There would be far less debate now
