Fast Action Kirkland Signature Quick Dissolve B-12 5000 mcghas a great cherry flavor you'll look forward to taking every dayas it helps facilitate energy production, supports a healthy nervoussystem and supports healthy brain function.This advanced strengthformula contains the highly bioavailable methylcobalamin form of B-12.This is an active form of B-12 as it does not need to be converted.And each sublingual tablet assures optimal delivery of B-12 to the body.