This active form of vitamin B12 aids in the production of neurotransmitters like dopamine and norepinephrine

http://augustgfjk967.theglensecret.com/the-surprising-benefits-of-vitamin-b12-for-eye-health

This active form of vitamin B12 aids in the production of neurotransmitters like dopamine and norepinephrine, which are essential for mood regulation and focus