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[1] However, whilst acute toxicity is rare, elevated serum B12 levels can occasionally occur and may warrant investigation, particularly when they arise unexpectedly or in the context of certain medical conditions
The need for indefinite medication continuation to maintain weight loss, along with associated costs and potential long-term safety concerns, must be factored into treatment decisions
Usage Subcutaneous injection of 250-500g daily, recommended cycle of 8-12 weeks, specific dosage based on body weight and medical advice
Heart rate monitoring can reveal rhythm changes that might not produce noticeable symptoms
However, when symptoms occur, often due to the underlying condition rather than the elevated B12 itself, they may include 12 : Acne Headaches Anxiety Irregular heartbeats Trouble falling or staying asleep Nausea Fatigue Dizziness The symptoms of high vitamin B 12 are vague