Some foods u eat contain folic acid.example is beans.if ur taking ranferon,it also contains folic acid.there is a measure ur system requires daily so if u take d tablet twice a day,u hv taken double d daily requirement so pls tk it once.don't abuse d use of d drug.tnk u.

Is once a day, but it depend on type and gram

http://thefertilechickonline.com/folic-acid-significance-deficiencies-and-side-effects/