Our Menthol-Eucalyptus Boost Oxygen is 95% pure oxygen, all natural and safe, with a fresh menthol-eucalyptus aroma. Unlike stimulants and energy drinks, which contain caffeine and sugars that can actually harm the body over an extended period of time, Boost Oxygen provides pure oxygen in a convenient, non-prescription form. Boost Oxygen Menthol-Eucalyptus is excellent for those visiting high altitude locations, professional and amateur athletes, senior citizens, and famous celebrities alike. The Menthol Eucalyptus aromatherapy is associated with relief of the symptoms of headaches and nausea, muscle pain relief and as a homeopathic relief for aches and pains. Founded in 2007, Boost Oxygen is currently the best selling and most trusted oxygen canister brand in the world. A few deep breaths of Boost Oxygen helps you stay at your best!