Article Pros and Cons of Increasing Folic Acid and Vitamin B12 Intake by Fortification 16 min read Add to favorite You need to log in or register to add to your favorites. Share Pros and Cons of Increasing Folic Acid and Vitamin B12 Intake by Fortification (abs doc) Pros and Cons of Increasing Folic Acid and Vitamin B12 Intake by Fortification (full doc) Lindsay H. Allen