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Talk to your doctor about getting a Vitamin B12 blood test and whether taking a supplement might be right for you

Clean the vials rubber stopper with an alcohol swab before drawing a dose

If you need to titrate carefully from 0.5mg upward, 5mg/ml provides finer adjustment increments

Neuropsychopharmacology 35, 21012109

The purchaser acknowledges and agrees that these products have not been sterilized or tested for safety or efficacy outside of laboratory research

Lee J-H, Kim EW, Croteau DL, Bohr VA
