Sites like Medical Department Store sell cylinders, but they still require a doctor's order for filling or purchase. 🏃 Supplemental & Recreational Oxygen (Over-the-Counter)
"Consumer-grade" oxygen is sold in lightweight canisters for sports, altitude adjustment, or general wellness. It is generally 90% to 95% pure and does require a prescription. Reliable Medical-Orbit Medical of Chicago where to buy pure oxygen
Reliable Medical-Orbit Medical (451 N Wood St) – Specializes in home oxygen and mobility equipment. Sites like Medical Department Store sell cylinders, but
Mark Drug Medical Supply (Wheeling, IL) – Authorized dealer for insurance-covered medical equipment. where to buy pure oxygen