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doi: 10.1093/infdis/jiab050 212 PallardF
[DOI] [PMC free article] [PubMed] [Google Scholar] 12.Brooks A.J., Waters M.J

Supplement needs vary from person to person, and certain ingredients may overstimulate or burden the immune system

Fiedler, M., Mendoza-Topaz, C., Rutherford, T
Allergy to vitamin B12: Two cases of successful desensitization with cyanocobalamin
Injections are prescribed and administered intramuscularly (usually into the muscle at the top of your arm)
