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Though it differs a bit from one person to another, the effects of B12 vitamins usually last around 48 hours to 72 hours after the initial injection
IV administration might be chosen if you are already on IV fluids or need a very rapid correction of vitamin levels
Our vitamin B12 injections are delivered by trained professionals in a calm, safe, and comfortable environment, tailored to your individual needs
If you suspect a cobalt allergy (which is extremely rare), have your doctor supervise an intradermal test dose first
It tested oral doses of 0.25, 0.5, or 1 mg per day against placebo
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