Steam distilled and almost colorless, the essential oil has a clear penetrating almost herbal aroma. Stimulating, clears the head and aids the memory. Ideal for strengthening the mind. Avoid if epileptic or high blood pressure. Blends well with, Basil, Cedarwood, Geranium, Ginger, Grapefruit, Lemongrass, Orange, Peppermint, Tangerine.