This expert-formulated blend of adenosylcobalamin and hydroxycobalamin provides unmethylated vitamin B12 to support mitochondrial energy metabolism and neuronal health. Hydroxycobalamin serves as a precursor to both active B12 forms, while adenosylcobalamin plays a key role in mitochondrial function and carbohydrate metabolism. This formula promotes myelin synthesis and cellular energy, and is made with hypoallergenic, vegan ingredients.