There are historical facts that essential oils have been used since cavemen who discovered their therapeutic properties. Essential oils are liquids containing volatile aromatic compounds. They capture the soul of the plant and preserve its unique properties. The essence of the plant has a high concentration and has a completely pure and natural composition. Essential oils also preserve the authentic aromas of herbs. Essential oils are extracted through various processes - one of which is the method of steam distillation. They can be extracted from different parts of plants - root, stem, leaves, bark, flowers. Oils extracted from different parts of a plant have different chemical compositions, which lead to different healing properties and aromas.