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Significant B12 deficiency can lead to anemia, nerve damage and dementia
Do note that SQ needles are shorter, so be sure to order the correct type
It also lowers the risk of bacterial growth compared to plain sterile water
But using MMA levels to determine B12 status has its own complications
Vitamin B12 is also involved in homocysteine metabolism and plays a critical role in proper energy metabolism, immune function, and nerve function
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