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Hematocrit and reticulocyte counts should be repeated daily from the fifth to seventh days of therapy, and then frequently until the hematocrit is normal

Better Sleep Quality: While not a direct sleep aid, by improving overall energy metabolism and nervous system function, B12 can indirectly contribute to more regulated sleep patterns and improved sleep quality for some individuals

Advantages : Provides precise measurement markings, making it easier to measure and administer small, correct doses of B12

It did not produce the magnitude of weight loss we now consider transformative, which is why it never became a mainstream drug