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Improved mood and mental clarity (11-14% of reviews) A subset of the energy-improvement group specifically mentions mood elevation, reduced anxiety, or "mental sharpness." This aligns with B12's role in neurotransmitter synthesis and methylation reactions affecting serotonin and dopamine pathways (Kennedy, Nutrients , 2016)
Administer via intramuscular injection or intravenous (IV) injection
Knowing the guidelines for each helps healthcare providers tailor treatment
Even though you can find B12 in supplement aisles, you really need to make sure youre actually deficient before taking B12 supps
But B12 is an important vitamin for everyone, and is particularly important if youre pregnant or breastfeeding
