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(ref) Jung YH, Kim H, Kim H, Kim E, Baik J, Kang H
Should I worry about high vitamin B12
Some people really are more likely to run low on B12: Vegans and vegetarians, since B12 comes mostly from animal foods Adults past about 60, who tend to absorb it less well Anyone with gut or absorption issues, from Crohn's and celiac to weight-loss surgery People on certain medications, including metformin and long-term acid reducers The shot itself takes about a minute
Red Blood Cell Formation: B12 is needed for making red blood cells, preventing anemia and ensuring oxygen delivery
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