Oregano is a shrub-like herb with multiple-branched stems, growing either upright or in a creeping manner, depending on the variety. It can grow as tall as three feet in height. The leaves are narrow and pinnate, or arrow-shaped, and have a soft, fuzzy texture.
Oregano is a good source of iron, manganese, vitamin K, fiber and calcium. It also contains omega-3 fatty acids The two main compounds in essential oils obtained from Oregano are thymol and carvacrol, which are the primary natural chemicals that give Oregano its specific flavour profile.