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Boosting your B 12 If you are at risk of vitamin B 12 deficiency because you have a medical condition, take certain medications, or are a strict vegetarian or vegan, it's safest to take a standard multivitamin or vitamin B 12 supplement daily
At first they used liver extract shots, but in 1948 B12 was isolated, and it was a matter of time before B12 shots became the norm
This helps maintain stable levels even when oral supplements are ineffective
Rana P et al
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