Subway is removing azodicarbonamide from its bread ; other chemicals remain . Comment: Propyl gallate , BHA and BHT are used to preserve oily products such as mayonnaise . Silicon dioxide is used in coffee creamer , dried soups and insect repellent .
Subway is removing azodicarbonamide from its bread ; other chemicals remain . There are seven color additives approved by the FDA for use in foods . Propyl gallate , BHA and BHT are used to preserve oily products such as mayonnaise . Silicon dioxide is used in coffee creamer , dried soups and insect repellent .