Depending on the aroma you pick, essential oils provide a variety of advantages. The relaxing aroma of essential oils gets directly into the brain, triggering a powerful emotional reaction. When you inhale essential oils, your brain sends out impulses that make you feel positive and optimistic. They can be used to replace any toxic chemicals found in traditional hair care products. Some oils help improve blood flow to the scalp and are excellent in treating both oily and dry hair. Antioxidants are found in several essential oils. Essential oils repair and nourish damaged skin, and help with bodily discomfort. It enhances the look of skin by reducing wrinkles.