- Oregano Leaf, also known as Wild Marjoram, Mountain Mint, Spanish Thyme, and Origanum, is an aromatic Mediterranean herb with a long history as a food additive and a as a useful plant. Oregano is a member of the Labiatae family, which includes Sage, Marjoram, Thyme, Hyssop, Basil, and Lavender. Oregano is most associated with pizza and other Italian cuisine. Oregano Leaf can also be used in Greek cooking for centuries. It has been tried for health benefits for at least as long as it has been u
