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Lowered Zinc Levels: Long-term use may deplete the body of this essential mineral
So regardless of age, it is a good idea for everyone to make sure they take a daily supplement of vitamin B12 and be sure to consume enough dairy products
Disinfect the work surface if appropriate for your laboratory environment
J Neuroendocrinol (2004) 16(2):14653
If your levels are exceptionally low (which can be determined by a blood test), your GP might offer you a vitamin B injection
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