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b12 injection nurse teaching πDeltoid Muscle The deltoid muscle is a common site for intramuscular (IM) injections, especially vaccines! What gauge needle do you use for an IM injection? Answer in the comments! #medicationadministration #IMinjection # IM injection sites (intramuscular injections)
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Difficulty with Memory or Concentration Vitamin B12 deficiency may affect brain function and contribute to difficulty with memory, focus, or concentration
There may be some amount of discomfort during the administration which is usually tolerable

During winter months, when natural light exposure decreases, many people experience disruptions in serotonin production that contribute to SAD symptoms