Could a vitamin be the secret to a smarter baby? Groundbreaking new research suggests that taking folic acid, a type of B ...

He's studying leucovorin, an inexpensive, generic drug derived from folic acid, also known as folate or vitamin B9. Leucovorin is currently prescribed to ease the side effects of cancer chemotherapy.

Taking a higher dose of folic acid during the first trimester of pregnancy was safe and associated with improved verbal abilities in children at age six as well as improved behavior skills, according ...