Parasorbic acid

Parasorbic acid is the cyclic lactone of sorbic acid. Thermal treatment or hydrolysis converts the lactone to sorbic acid. Parasorbic acid is the cyclic lactone of sorbic acid. Thermal treatment or hydrolysis converts the lactone to sorbic acid. Parasorbic acid is toxic and causes indigestion and nausea, however cooking and exposure to moisture convert it to the benign food preservative sorbic acid.