This fresh and crisp aroma can be used to relieve a headache, sharpen concentration, and awake the mind and spirit. Has successful resolved hangovers, stress related fatigue, foggy headed syndrome and more! Use direct inhalation for headaches brought on by stress. Headaches related to digestion respond well to topical application of the oil to the temples and the nape of the neck. Dilute to 5% for application for those 12 years and under.