It, produced by the Pyongyang Chewing Gum Factory, divides into scores of varieties, including peppermint, grape and strawberry gems.

Ho Yon Hui, a teacher of the Changgwang Kindergarten in Pyongyang, told KCNA that the gem makes the gums and fangs strong, removes the tartar and halitosis, and prevents caries of the teeth.

Hong Jong Suk, a 48-year-old woman living in Mangyongdae District, Pyongyang, said that it activates cerebration and promotes digestion and absorption of food.