Similarly, B12 is classified not for its chemical nature (a vitamin) but for the high-risk administration route (injection) and the severity of the condition (Pernicious Anaemia) it treats
[29] [30] Other supplements taken alongside B12, particularly magnesium, vitamin C in high doses, or probiotic preparations, may affect bowel habits
When to Seek Medical Advice About B12 Levels Most individuals taking vitamin B12 supplements as directed do not require routine monitoring of serum levels unless they have specific medical conditions or are receiving treatment for documented deficiency
20160 CPT AMA Definitions below: AMA definition: Arthrocentesis, aspiration and/or injection, major joint or bursa (eg, shoulder, hip, knee, subacromial bursa)