This matters because many adults with low B12, whether from dietary restriction, aging, or conditions like pernicious anemia, cannot absorb enough B12 through food or oral supplements alone
Stronger bones A B12 deficiency can lead to osteoporosis, brittle bones, and fractures
Thinning skin, vasculitis, purpuric dermatosis, platelet deficiency, liver disease, vitamin K deficiency, vitamin C deficiency, moving your body during the injection, or dehydration may also cause bruising
The table below shows common IV B12 doses: Prescription Vitamin B12 Injection Protocols Prescription vitamin B12 injections are key for those with a deficiency
Both units are used, but mcg is more common for B12 doses, mainly for smaller amounts
Malabsorption is the most common cause of vitamin B12 deficiency