Methyl B12 ~ Vitamin B12 plays an essential role in nervous system maintenance, cognitive function and energy production. When consumed in its most potent form, methylcobalamin, it can be rapidly absorbed into your blood stream and delivered straight to the brain for immediate results. Now's Methyl B12 5,000 mcg. is specially formulated in a dis-solvable lozenge to help improve mental acuity, boost energy and metabolism and balance mood.