E170 (E 100-199 Dyes)
 Name  : 
 calcium carbonate  
 Group  : Safe 
 
 Warning  : No evidence of adverse side effects
Comment   : Mineral salt which is used in toothpaste, white paints, detergents. Can be extracted from rocks or bones of animals. Sometimes used to reduce the acidity of the wine and increase the stability of frozen fruits and vegetables. In high doses is toxic.