Subway Alters Sandwich Components
Subway is voluntarily removing azodicarbonamide from its recipes.
In response to a consumer petition, Subway is voluntarily removing the substance, known as azodicarbonamide, from its recipes as part of what it is calling a "bread improvement effort" and the complete conversion will be done "soon."
Claims about the chemical's link to respiratory problems and cancer in humans has not been explicitly proven, so the USDA and FDA are okay with the food grade version of the foamed plastic additive getting added to a sandwich.
However, governments in other countries are not taking any chances. After these changes are made, Subway sandwiches in the U.S. will match their counterparts