It is found that the scents of lavender, lemon, orange, grape, mango, and basil are good at easing stress. They all contain linalool, which is a chemical that can offset the effects of stress. Linalool has a calming effect on the limbic center of the brain, which is involved in processing emotions.
Lavender is a good scent that is good at aiding relaxation and reducing anxiety. Lavender oil can be used to treat pain from tension headache when it is breathed in as a vapor or diluted and rubbed on the skin. When it is added to a vaporizer, it can help to treat cough and respiratory infection. The scent of lemon has shown in studies to enhance mood and ease stress and depression. Basil can help to ease depression and relieve headaches and migraines.