Breathe Again™ Essential Oil Roll-On is a proprietary blend of oils specially formulated to support respiratory health. Breathe Again contains four powerful eucalyptus oils: Eucalyptus staigeriana, Eucalyptus globulus, Eucalyptus radiata, and Young Living's original Ecuador single, Eucalyptus blue. Eucalyptus oils contain high amounts of cineole, which has been studied for its potential to support healthy lung function. The essential oils peppermint, myrtle, and copaiba also play an integral part in this blend. Breathe Again is available in a portable roll-on applicator, making natural relief available anywhere.