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doi: 10.1111/j.1471-4159.2006.03707.x

Then, you might need them every two to four weeks after that

Growth retardation, impaired triacylglycerol catabolism, hepatic steatosis, and lethal skin barrier defect in mice lacking comparative gene identification-58 (CGI-58)

Bottom line High vitamin B12 on a blood test is common and usually harmless when it results from supplements or B12 injections

Therefore, it is needed to confirm whether the consistent effects are observed in vivo system including vascular network and other types of immune cells

She was called back immediately the next day with such a low B12 level they had to give her B12 injections every week for the next 8 weeks just to get levels back to normal