In order to have the most significant impact on preventing neural tube defects, women who are pregnant or considering pregnancy should take a folic acid supplement starting at:

Question

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In order to have the most significant impact on preventing neural tube defects, women who are pregnant or considering pregnancy should take a folic acid supplement starting at least three months prior to conception. Waiting until pregnancy to start folic acid supplementation misses the window of neural tube development.

In Order to Have the Most Significant Impact on Preventing