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Preliminary findings from these studies suggest a tolerable oral dosage of approximately 100mg/kg in mice [1]
Vitamin B12 injections are one of the highly proven ways for the body to absorb B12 when related to oral supplements
Oral vitamin B12 absorption drops sharply at higher doses
The effects of a B12 shot can last anywhere from one week to several months, depending on individual needs, metabolic rate, and underlying deficiency severity
they are not for human consumption, medical, diagnostic, cosmetic, veterinary, or any other non-research application
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