They are both one of vitamin B called B-9 but Folic Acid is a synthetic chemical compound of B-9 vs Folate is the naturally-occurring form of vitamin B-9. I see more and more patients come in for various symptoms related to simply taking too much folic acid but the lack of folate. Please read this article HERE and visit my site HERE to learn more about it. Folic Acid vs Folate is like Progestin vs Prometrium for Progesterone deficiency. Progestin is