US$ 21.39
can you give b12 injection in deltoid Intramuscular Injection: Technique, Site, and Risks Vitamin B12 Injections for Pernicious
Description
Someone who cannot control food intake despite genuine effort might need appetite-targeting compounds first

Nevins JEH, Donovan SM, Snetselaar L, Dewey KG, Novotny R, Stang J, et al

32 Vegans and even lacto-ovo-vegetarians with only a small intake of eggs and dairy foods may require supplemental vitamin B 12 from fortified foods or supplements
Brown S

It's also worth being precise about which compound has been studied
