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While a balanced diet or oral supplements are often sufficient for maintaining adequate B12 levels, certain conditions may necessitate vitamin B12 injections
US$70.00-79.00 1 Piece (MOQ) Shijiazhuang Asa Technology Co., Ltd
If injections are used, who will administer them and what follow-up is needed
If not treated, they can get even worse
These are gaps in the research record, not established safety findings
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