Mastic Gum is a gummy substance derived from the trunk of the Pistacia lentiscus tree typically found in the Mediterranean and South Africa. The mastic tree has been traditionally used in these regions for its health benefits for the digestive tract, immune system, respiratory system, and anti-inflammatory response. Mastic gum is high in health-enhancing compounds including linalool. visit us: http://www.tasmanhealth.co.nz/nutricology-mastic-g um/ for more details!!