Rosemary essential oil is often used for alertness and stimulating memory. Dap a little into a handkerchief or cotton ball and inhale as needed. It can also keep you alert during long car trips or a long day at work. You Might Also Like Unlock the Gentle Healing Power of Flower Essences December 15, 2024 Essential oils that help with muscular aches May 8, 2014 Carrier oils September 30, 2013