Folic acid will be added to all commercial bread-making flour in New Zealand from Monday.
The food supplement has been proven to prevent neural tube defects affecting pregnant women which ends up costing the health system hundreds of thousands of dollars each year.
AUT's Emeritus Professor of Nutrition, Elaine Rush, says she is not a fan of nutrient supplements, and instead wants to see a change to the food system as a whole.
Rush joins us now spoke to Corin Dann.
