Dr. Becker's BioNutrients Vitamin B-12 - This formula features methylcobalamin a highly utilizable form of Vitamin B-12 with Vitamin C and Folic Acid in a synergistic convenient to use sublingual lozenge that tastes great. Our Vitamin B-12 provides 3000mcg of active B-12 per dose. Vitamin B-12 provides nutritional support for healthy brain, nerve and blood function.