A 6-year-old female asked:
my 6yr old daughter had her blood work done which reports high vit b12 level @ 1186 pg/ml. not on any supplements, has vitiligo, is this a concern?
1 doctor answer

Dr. Ed Friedlander answered
44 years experience Pathology
No: This means nothing. Reference ranges are set so that a few percent of healthies are over the top. This is just a little extra carrier protein shuttling the vitamin around.
Answered on Oct 15, 2017
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