what happens if you take expired b12 injection Hi I bought the injectable liquid but there's no use by date on it or how long have to use it once it's opened. Anyone know the answer? TIA x do vitamin b12 injections expire
Description
If you don't get enough, you may experience symptoms of deficiency like fatigue, weakness, or nerve damage. But is having too much vitamin b12 bad for you
Nature Reviews Molecular Cell Biology, 16(7), 397408

Is it true though

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