This unique chewing gum contains Chios Mastiha, a natural resin that grows only in the southern part of the island of Chios in Greece. Mastiha has been scientifically proven to have beneficial effects on oral and gastrointestinal hygiene, due to its antibacterial and antioxidant qualities. Since antiquity, mastiha has been known and used as a natural chewing gum with a refreshing flavor and many health benefits.