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Consistent, regular use of the injections is typically required to maintain any benefits
Typical b12 deficiency symptoms include persistent fatigue, breathlessness, glossitis and pallor
Symptoms of High Vitamin B12: Causes and When to Seek Help Symptoms of high vitamin B12 are uncommon, as elevated levels rarely cause direct clinical manifestations
Castilla-Cortazar I, Prieto J, Urdaneta E, Pascual M, Nunez M, Zudaire E, Garcia M, Quiroga J, Santidrian S
If you suspect a cobalt allergy (which is extremely rare), have your doctor supervise an intradermal test dose first
