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B12 shots aren't worth much
According to other studies, the B12 vitamin has a half-life of approximately six days in the blood, implying that it would take six days before half of the injected amount was eliminated from the body
Rotate injection sites (abdomen at least 1 inch from navel, outer thighs, upper arms) to prevent irritation and lipodystrophy [12] [13]
In lyophilized form, they are shelf-stable for many weeks
However, damage to this barriersometimes referred to as intestinal permeability or leaky gutcan allow inflammatory compounds such as bacterial endotoxins to enter the bloodstream
Jan 1 2012;52(1):182-190
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