"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Most of us are probably somewhat familiar with folic acid; it has long been touted as a necessity during ...

Serum folate deficiency is known to cause depression, among other problems. However, only certain forms of folic acid can get through the blood-brain barrier, so it is possible to have a completely ...

Folate (also known as B-9) is a vitamin that is necessary for, among other things, the formation of red blood cells, protein metabolism, cell growth and division, and prevention of neural tube defects ...