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how to self administer vit b12 injection Shot: Step-by-Step Guide for Self-Injection How To Self-Inject B12
Description
Only 5-10% of oral vitamins are absorbed into the bloodstream when taken, as they must first be broken down by the digestive system, in contrast up to 90% of IV vitamins are distributed and utilised by cells at a much faster rate

Oncotarget (2016) 7(26):3974057

Compromised Health : Balancing the need for Vitamin B12 with the risk of allergic reactions requires careful management and often medical supervision

Hi Sallyanni,I had the same problem many times and could only inject in right arm following a left side mastectomy
