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Corn Tortillas Get Major Recipe Overhaul to Prevent Birth Defects
30 Mar
Summary
- A new law mandates folic acid in corn masa flour for tortillas.
- This change aims to prevent serious birth defects like spina bifida.
- California enacted the law in 2024, with other states considering similar measures.

Corn tortillas are undergoing a significant recipe alteration across the United States due to a new law mandating the addition of folic acid to corn masa flour. This initiative, spearheaded by California in 2024, aims to combat preventable birth defects. The change is particularly vital for reducing the incidence of neural tube defects like spina bifida and anencephaly.
Folic acid, a B vitamin essential for healthy fetal development, has been required in wheat and white grain products for decades. However, corn masa flour, a staple in Hispanic/Latino diets, was previously exempt. Studies revealed a critical lack of folic acid in many corn tortilla products, correlating with higher birth defect rates among Hispanic women.
Legislation is now being considered or is pending in multiple states, including Alabama, Florida, Georgia, Oklahoma, and Oregon. Texas, Delaware, New Jersey, and Pennsylvania have also shown significant interest in implementing similar fortification measures. This widespread adoption is expected to protect thousands of babies annually.
Concerns from tortilla manufacturers regarding taste and cost have been addressed, with industry representatives now supportive of the changes. Research consistently demonstrates the efficacy, safety, and cost-effectiveness of folic acid fortification in preventing neural tube defects, a goal now within closer reach for the U.S. population.