# Folic Acid Pregnancy Guideline: What the Evidence Says
Canonical: https://www.migaku.app/guides/folic-acid-pregnancy-guideline-evidence-review
Category: evidence-review
Summary: Folic Acid Pregnancy Guideline has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are mixed bi
Last reviewed: 2026-05-19
Reviewed by: Migaku Evidence Review
# Folic Acid Pregnancy Guideline: What the Evidence Says

## Quick Answer

Folic Acid Pregnancy Guideline has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are mixed biomedical and public-health sources, so conclusions should be framed as evidence-aware guidance rather than medical advice.

## Key Takeaways

- This page is generated only from sources stored in the Migaku evidence knowledge base.
- Current evidence mix: 1 narrative review, 1 research article.
- Claims should be interpreted with the source type, study design, population, and publication date in mind.
- This article is educational and does not replace care from a qualified clinician.

## Evidence Map

| Source | Evidence type | Level | Date | Identifier |
| --- | --- | ---: | --- | --- |
| Best Evidence Summary of Folic Acid Supplementation for Prevention of Neural Tube Defects in Women of Childbearing Age | narrative review | 3 | 2026-02-15 | 10.3390/nu18040641 |
| Evaluation of the management of high-risk obstetric patients living with epilepsy: A retrospective study from KwaZulu-Natal, South Africa | research article | 4 | 2026-02-21 | 10.4102/safp.v68i2.6223 |

## What The Sources Report

- However, a significant gap exists globally between folic acid supplementation practices and scientific evidence. [Li Jiahe (2026); evidence level 3]
- A study in China found that only 16.1% of pregnant women took folic acid at the correct time. [Li Jiahe (2026); evidence level 3]
- There is an elevated risk of severe maternal and perinatal complications faced by WWE, including eclampsia, placental abruption, embolism, cardiac disorders, complications arising from obstetric procedures and severe antepartum or postpartum haemorrhage, as well as foetal hypoxia, neural tube defects (NTDs), preterm delivery, low birth weight and major congenital malformations (MCMs). [Birbal Sumeshni (2026); evidence level 4]
- , 13 14, The high risk of foetal anomalies associated with AED use necessitates the routine application of prenatal ultrasound assessments to monitor foetal development.Systematic ultrasonographic evaluation allows for the early detection of structural malformations, including both MCMs and minor dysmorphic features. [Birbal Sumeshni (2026); evidence level 4]

## How To Read This Evidence

Evidence level 1 generally reflects systematic reviews or meta-analyses. Level 2 includes randomized trials, guidelines, or public-health guidance. Level 3 usually reflects observational or narrative-review evidence. Level 4 is weaker or early-stage evidence. The level is a sorting aid, not a final quality grade.

## Practical Interpretation

For folic acid pregnancy guideline, the current source set is useful for orientation, but it is not yet broad enough for strong claims. Use cautious language and keep conclusions close to the cited sources.

## Limits Of This First Pass

This is a small-batch MVP article. It uses the first ingested sources for this topic and should be expanded with more targeted searches, license review, and human editorial checks before being treated as a definitive review.

## References

- Li Jiahe (2026). Best Evidence Summary of Folic Acid Supplementation for Prevention of Neural Tube Defects in Women of Childbearing Age. DOI: 10.3390/nu18040641. PMCID: PMC12943769. PMID: 41754157. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12943769/
- Birbal Sumeshni (2026). Evaluation of the management of high-risk obstetric patients living with epilepsy: A retrospective study from KwaZulu-Natal, South Africa. DOI: 10.4102/safp.v68i2.6223. PMCID: PMC12969485. PMID: 41773407. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12969485/

## Safety Note

Health information can change, and individual risk depends on medical history, medications, pregnancy status, age, and diagnosis. Talk with a qualified clinician before changing treatment, supplement, or medication routines.