how frequently can you have b12 injections Injection Frequency: Often Should Get a Shot? The Truth About B12 Injections:

In a clinical or home setting (with proper guidance), it is often injected in areas such as the upper arm, thigh, hip, or buttock

The injection is administered into the muscle or under the skin by a healthcare professional

If you are in one of the at-risk groups or think you may have any nerve damage symptoms, such as tusok-tusok (tingling) or pamamanhid (numbness) in the hands or feet, see your doctor for a diagnosisyou may be able to benefit from taking a vitamin B complex

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doi: 10.1016/j.tem.2017.02.004

While this interaction primarily affects dietary B12 absorption rather than injected cyanocobalamin, patients on long-term acid suppression therapy may have depleted B12 stores that require consideration when initiating treatment