date:Jun 13, 2012
very good. It is the same as, or better than, that of women in the US after the introduction of mandatory fortification,Smith and Refsum said.
Based on the best evidence available, we suggest that fortification may prevent no more than 6 NTD pregnancies per year, but quite possibly none,they said.
Very few other benefits
The report also suggested that there are rather few population studies on other possible beneficial effects of folic acid fortification.
The data on other congenital defect