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Description
doi: 10.1016/j.cell.2008.09.059
A B12 shot is a quick intramuscular injection of vitamin B12 (cobalamin) that bypasses the stomach acid, liver metabolism, and intestinal absorption issues that limit oral B12 to roughly 1% bioavailability in most adults
High Potency Sterile Solution For animal use only
However: human metabolic effects remain largely unconfirmed
One of the most crucial vitamins in the body is B12, a water-soluble B vitamin that is related to many important body functions
