Not labeling the vial
A provider can determine the most effective dosage and frequency based on your body type and activity level
About Vitamin B12
Seiwerth, S., Milavic, M., Vukojevic, J., Gojkovic, S., Krezic, I., Batelja Vuletic, L., Horvat Pavlov, K., Petrovic, A., Sikiric, S., Vranes, H., Prtoric, A., Zizek, H., Durasin, T., Dobric, I., Staresinic, M., Strbe, S., Knezevic, M., Sola, M., Kokot, A., Sever, M., Lovric, E., Skrtic, A., Boban Blagaic, A., & Sikiric, P
[Read full article for detailed information on B12 sources, deficiency symptoms, and comprehensive references to scientific studies on B12 and mental health] Understanding Vitamin B12 Vitamin B12 is a vital nutrient necessary for the proper functioning of the brain and nervous system