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A typical dosage is 1000 mcg (1 mg) administered IM or subcutaneously
When starting Vitamin B12 therapy, its not unusual for individuals to grapple with questions like, Feeling worse after my B12 injection, is that natural? This period, often termed as a healing crisis, can manifest through symptoms such as: Enhanced feelings of fatigue, tiredness, and increased sleep requirements Sensations akin to mild flu-like symptoms or body aches Experiences of headaches, nausea, or feelings of being lightheaded A foggy mind and challenges with concentration Mood fluctuations including irritability, anxiety, or a subdued mood Alterations in appetite and digestive patterns Contrary to being seen as an adverse reaction, these symptoms are essentially indicative of the body acknowledging and adapting to the surge of B12
If your deficiency is due to temporary dietary factors that have been resolved, your provider might reduce the frequency or transition you to oral supplements
If you have a condition like chronic fatigue syndrome, anemia, or nerve damage (often related to diabetes or alcohol use), more frequent injections may be part of your treatment plan, but only under a licensed professionals care
Severe deficiency : Weekly or biweekly injections may initially be required to correct anemia and neurological symptoms
