can you buy injectable b12 Compounded Cyanocobalamin (Vitamin B12) Injection Supplementing with injectable B12 helps treat these low levels and improve your pets health Vitamin B12 Complex Cyanocobalamin Injection

[PMID: 14393570] PubMed record related to this compound for laboratory literature review

A classic sign is macrocytosis , which is just a technical term for red blood cells that are larger than they should be

Intramuscular injections bypass the gastrointestinal tract, delivering B12 directly into the bloodstream and producing faster results than oral preparations

Sterile Water for Injection contains no preservative, so it is single-use: once the container is entered there is nothing suppressing microbial growth

Some have been highlighted here, and please check out the linked articles for additional protocols and recommendations