Some individuals may have difficulty absorbing B12 from food sources, making injections an effective alternative
The NHS notes that adults need only around 1.5 micrograms a day, which a normal mixed diet covers with ease
The injection provider can administer the B12 shot deep into the muscle (intramuscularly) or into the tissue layer between the skin and the muscle (subcutaneously)
Researchers associate a vitamin B12 deficiency with various health issues, megaloblastic anemia neurological changes and disorders infertility depression neural tube defects and developmental delays in children born to those with a vitamin B12 deficiency Supplementation may help to reduce the risk of these health issues
Even more serious is that B12 deficiency can disturb red blood cell formation and elevate homocysteine levels, which negatively impacts neurological and cardiovascular health, in addition to posing risks during pregnancy
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