KAL® Ultra B-12 Methylcobalamin ActivMelt™ micro tablets burst with tantalizing natural berry flavors that dissolve quickly on the tongue for optimal absorption in the body. Methylcobalamin, or Coenzyme B-12, is a metabolically active form of B-12 that helps sustain healthy red blood cell production, nerve function, and homocysteine levels - all in a vegetarian-friendly format!