You should call the company directly and ask them.
Zero trans fats,gluten free, dairy free, nut free certified kosher www.rolledfondant.com/about
I emailed them with a request for ingredient list and this is what I got.
Modified Corn Starch
Artificial flavor **
Caramel color *
SATIN ICE COLOR/VANILLA
The following colors are used:
RED/VANILLA : Red 40, Red 3, Yellow 6
PURPLE/VANILLA: Red 3, Blue 1
GREEN/VANILLA: Yellow 5, Blue 1
PINK/VANILLA: Red 3
BLUE/VANILLA: Blue 1,Red 3
BLACK/VANILLA: Blue 1, Red 40, Yellow 6, Red 3, Yellow 5
YELLOW/VANILLA: Yellow 5
Satin Ice rollable cake icing and gum paste are nut free. The facility in which the product is produced and stored is nut free.