This active form of vitamin B12 aids in the production of neurotransmitters like dopamine and norepinephrine
https://www.scribd.com/document/766679375/Vitamin-B12-Your-Natural-Defense-against-Neurological-Disorders-175606
This active form of vitamin B12 aids in the production of neurotransmitters like dopamine and norepinephrine, which are essential for mood regulation and focus