they or their partner have a neural tube defect;
they or their partner have a family history of neural tube defects;
they have had a previous pregnancy affected by a neural tube defect;
they have diabetes;
they have a body mass index (BMI) greater than 30;
they have a risk of not absorbing nutrients well;
In addition, women who are taking anti-epileptic medication should consult their doctor for advice because they may also need to take a higher dose of folate.
If any of the above apply to you, talk to your doctor since they can prescribe a higher dose of folate. Your doctor or midwife may also recommend additional screening tests during your pregnancy.

We recommend you to supplement better folate:
Magnafolate® L Methylfolate(active folate)—maximizes the supplementation delivering a "finished" folate the body can immediately use without any kind of metabolization.
It can better supplement the folate that the body lacks.
Jinkang Pharma ,the Manufacturer & Supplier of L Methylfolate.