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Vitamin B12 is an essential nutrient that plays a key role in many bodily functions, including energy production, DNA synthesis, and nerve cell health
These injections work
Not at all , and this distinction matters
B12 is water-soluble and any excess is excreted in urine there is no established upper tolerable intake level for B12 and toxicity from injection at standard doses has not been reported
They had lost 17.3% of body weight during treatment
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