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Most symptoms are mild to moderate
Still, side effects from B12 supplements are possible, especially at higher doses, and include: Headache Nausea Vomiting Fatigue Weakness Diarrhea Tingling in the hands and feet Nasal spray Vitamin B12 is also available in a nasal spray
Always recalculate using: concentration = vial mg BAC water mL, then draw volume = dose mg concentration
The third motif is C-terminal amidation, which removes a negative charge and increases resistance to carboxypeptidase activity
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