Boost Oxygen is the leading portable supplemental oxygen brand in North America, delivering 95% pure oxygen in lightweight, no-prescription-needed canisters that contain nearly 5x the oxygen concentration of normal air. ISO9001-certified and made in the USA, Boost is used by athletes, outdoor enthusiasts, older adults, and high-altitude travellers for performance, recovery, and respiratory support. Available in a range of sizes and natural aromas, it has earned over 25,000 five-star Amazon reviews and a million-dollar deal on Shark Tank.