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how often can b12 injections be taken Vitamin Injections: What You Need To Know Vitamin B12 Shots Specialist Near
Description
J Clin Pathol

While injectable B12 is generally considered more effective, oral supplements are an acceptable alternative depending on the needs of the patient

Severe vitamin B 12 deficiency in a mouse model showed dramatic alterations in the level of DNA methylation in the brain, which might lead to neurologic impairments (103)

High-dose B12 supplements, even 1,000 mcg daily, are generally safe because the body uses what it needs and excretes the rest
