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Systematic review on daily vitamin B12 losses and bioavailability for deriving recommendations on vitamin B12 intake with the factorial approach
Some individuals may experience mild injection-site reactions (e.g., redness, swelling) or occasional headaches
Bioavailabilit y: Oral B12 supplements require intrinsic factor, a protein in the stomach, for absorption
These vitamin injections are crucial for preventing vitamin deficiencies in human body which can cause diseases like anemia, beriberi, and others
Convenience-driven shortcutsconcurrent dosing, reversing the sequence, compressing the window to 2 hoursreduce efficacy predictably
