The preparation was created for the local hospital nurses looking for some relief; and around Breathe Baby came to be, they started applying a couple drops inside their masks to aid with their breathing. The preparation can be diffused in the air, you can also add some to your palms and inhale. However, most beneficial to helping you during a flare apply to your throat, chest area and around your nose. Also, apply to your feet at night if you know the environment will cause your symptoms to flare. This preparation in no way is designed to take the place of your physician and any medication prescribed. Ingredients: Essential Oil blend of Eucalyptus, Fir, Rosemary, Lemon, Cassia, Peppermint and other herbs and essential oils along with Grapeseed Oil and Avocado Oil.