Origin
E 1520 is produced from propylene oxide for use in industrial food production. Chemically, E 1520 belongs to the alkanols and is a colorless, slightly oily liquid that dissolves well in water and is virtually odorless.
Usage
E 1520 is only permitted for the manufacture of flavorings and chewing gums. The maximum quantity limit for flavors is 1 g/l; no maximum quantity limit has been set for its addition to chewing gum.
Risks
Propylene glycol is considered a harmless food additive for the human organism. The established ADI value (Acceptable Daily Intake) is 25 mg/kg body weight. However, allergy sufferers should be cautious when consuming foods containing E 1520 because it is known that in connection with E 1520 contact allergies such as skin rashes can develop. When administered in large doses, poisoning symptoms and intoxication states have also been observed.