The Causing of Folic Acid Deficiency

1.   Alcoholism
2.   Folic acid antagonists
3.   Oral Contraceptive
4.   Low dietary intake
5.   Infection with Giardia lamblia
6.   Celiac Sprue
7.   Dilantin Therapy
8.   Relative folate deficiency
9.   Old
10. Pregnant

We can say the mnemonic as A FOLIC DROP

source: Medical Mnemonics