B-Complex #12B Complex #12 offers a complete vitamin B complex, with added vitamin B 12 and folate. Supplementing with the active forms of the B vitamins is extremely important to everyone, especially individuals who might not be able to convert non active B vitamins to their active forms in the liver because of compromised liver function, poorly functioning enzymes, digestive disorders, or increasing age. Vitamin B12 and folate are necessary for normal red blood