BatchPaks ™ are premade mixes of micro-ingredients, which are expensive but critical, such as calcium propionate, L - cysteine and sodium metabisulfite. (fooddrink-magazine.com)
Almost every supermarket brand of 100 % whole wheat bread that I've come across contains the preservative calcium propionate, mono and diglycerides, and a bunch of other... [Continue reading] (thelunchtray.com)
UpGrade is used to replace chemical preservatives such as calcium propionate. (kerry.com)