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B12 supplements are often used to treat or prevent deficiency, which can lead to symptoms such as fatigue, weakness, constipation, loss of appetite, and megaloblastic anemia
However, if you are ill, high doses of vitamin B12 that you might receive to treat a deficiency may cause some symptoms, such as: What to avoid while taking B12
Every vial is fitted with a bromobutyl rubber stopper and tamper-evident aluminium seal to help maintain product integrity throughout storage and laboratory handling
By correcting this deficiency through injection, patients often experience an immediate boost in energy levels within 24 to 72 hours, which supports more active lifestyles and better adherence to exercise programs
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