Lavender essential oil is prescribed in Ayurveda for various health and beauty benefits. Directions: Diffuse about 5 drops of Lavender essential oil at home or work. Dilute lavender essential oil with a carrier oil such as jojoba or coconut oil before applying to your scalp. You can leave it in overnight with your hair wrapped in a towel if you want maximum benefits. You may o two to three drops directly to a dollop of hair product (shampoo conditioner etc.) in your palm before applying.