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Survey study, 2007

How does diet affect a woman's ability to get pregnant?

Folic acid supplements, omega-3 fatty acids, and healthy diets with seafood, poultry, whole grains, fruits and vegetables are linked to better fertility. These findings come from reviewing studies rather than testing one new approach.

Early or limited evidence Women of reproductive age (literature review, not a specific study population)

What they did

Reviewed published research on relationships between diet, supplements, and fertility in women.

What they found

Folic acid at higher doses was linked to fewer infertility cases, fewer losses, and better treatment success. Vitamin D was not important unless deficient. Antioxidants did not help women but helped men. Omega-3 fatty acids improved female fertility. Diets with seafood, poultry, grains, fruits and vegetables linked to better fertility. Dairy and soy not linked to poor fertility; soy may help in treatment. Moderate alcohol and caffeine did not appear to harm fertility.

What it means for you

Women hoping to become pregnant might benefit from eating well and taking folic acid. The main limitation is that this reviews past studies rather than testing new approaches, and many gaps remain in the evidence.

About the study

Original title
The evaluation of the effectiveness of pyridoxine (vitamin B6) for the treatment of premenstrual syndrome
Authors
Maryam Kashanian, Robabeh Mazinani, S.H. Jalalmanesh et al.
Journal
European Psychiatry
Year
2007
Study design
Survey study
What was tested
Folic acid, vitamin D, antioxidants, omega-3 fatty acids, and dietary choices

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