where should you inject a b12 shot How to self-inject intramuscular vitamin - Overview Safe B12 Injection Guide at

The oral B12 supplements are at higher dosages than the amount you'd get from food, which increases the likelihood that enough B12 will reach the bloodstream, even when absorption is compromised

Research shows that around 50 percent to 60 percent of ingested vitamin B12 is usually absorbed when enough intrinsic factor is present in relation to B12, but absorption decreases drastically when this ratio changes

A slightly pricier Hydroxocobalamin shot every three months could easily work out cheaper over a year than a less expensive Cyanocobalamin shot you need monthly

doi:10.1155/2018/1439575

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