Oregano oil is derived from two members of the mint family, Origanum vulgare and Origanum compactum
using a steam process to extract oil of oregano from the leaves and flowers of this bushy perennial herb of the (Lamiaceae) mint family. This therapeutically beneficial oil is produced from indigenous oregano that grows in the Mediterranean mountainous regions. For the last 4,000 years, the Oregano herb has been used as a medicine by healers and doctors all over the world.N-Ergetics 59 Origanum vulgare is the most common but Origanum compactum is highly sought after and usually more costly as it is mostly wild harvested from the mountains of Spain and Greece. read more about essential oils.