b12 injection half life Vitamin Hydroxocobalamin 1mg/1ml ( 5 vials) Vitamin B12 - Wikipedia

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The direction of HbA1c distortion in B12 deficiency is variable and cannot be assumed to be consistently high or low

This group may include: Vegetarians and vegans Individuals with gastrointestinal disorders that hinder absorption, such as Crohn's disease or celiac disease Older adults, as absorption tends to decrease with age People who have undergone weight loss surgeries If you identify with any of these categories or have experienced symptoms of deficiency, consulting with a healthcare professional about vitamin B12 shots may be a wise decision

But several situations make it especially reasonable

Its really saying the same thing: providing assistance to your body so that you can continue on the proper path with your regimen for health